Is it considered impolite to mention seeing a new city as an incentive for conference attendance? What are the different types and classes of SD memory cards? Either way, these are many orders of magnitude larger than any consumer device is going to produce. It has its own host technology, protocols, and drivers, but in terms of card storage capacity, its designed to cover cards ranging from 2 TB up to 128 TB. Call us. Heres a simple calculator for converting some of the common x ratings to MB/s: SD cards are given a speed class rating that refers to their category for writing data, with each category describing a real-world video recording use. But it was when it launched - hence the name. A sports photographer shooting RAW images in burst mode will need a bigger and faster memory card than a studio photographer. Commonly used to expand the storage in devices ranging from phones to drones and cameras, microSD cards are more frequently purchased than any other SD form factors, although full sized cards remain popular among professional camera owners. Join thousands of tech enthusiasts and participate. In May 2020, the SD Association released an SD Express 8.0 specification with a dramatic increase in potential transfer speeds, allowing for transfer speeds of up to nearly 4000 MB/s. But increasingly, devices can run apps directly from a memory card. The MicroSD may (can't say for sure) cost more to produce in comparison to the bigger SD family. Class 2 supports SD video recording with a minimum serial write speed of 2MB/s. When youre looking at SD card speed ratings, youre nearly always working in megabytes per second (MBps or MB/s). UHS-I cards have just one set of contacts for sending and receive information, so when running at the higher speed, the bus will run in what is called Half Duplex mode: the SD card will only be able to receive or send data, at any one time. Their physical size is 15 mm x 11 mm and 1 mm thick. You may also feel that thefastest card is the best. You might ask. Some of the newer cameras that record with ultra-high bitrates, like the Panasonic GH5, require V60 or above. One is the design of the card. When it comes to choosing the best memory card, you may think that the biggest card is best. There are many factors in choosing a memory card such as speed, capacity and device type. Theres more information on that above. In a previous version of this article we had also recommended UHS-II rated microSD cards but those appear to be more scarce than before (the card reader must be UHS-II rated to take advantage of the faster memory, too). And while modern manufacturingat least, from the larger, more reputable memory card manufacturersis remarkably reliable, theres still a small percentage of electronic products that end up being faulty from the manufacturing process. A chart which shows how many images, videos and files you can store on SSD drives, USB flash drives and memory flash cards. When selecting storage for your security camera, you must consider the memory cards capacity, speed, and durability. For example, a smartphone will only need something from the first category, whereas a high end camera or video recorder, used by a professional photographer, will want to consider something from the other two. Buy Ricoh GR IIIx Digital Camera featuring 24.2MP APS-C CMOS Sensor, GR Engine 6, 40mm f/2.8 Lens (35mm Equivalent), 3-Axis Shake Reduction System, 3" 1.037m-Dot Touchscreen LCD, Full HD 1080/60p Video Recording, Bluetooth LE and Wi-Fi, Hybrid AF System, Macro Mode, 50mm and 71mm Focal Length Crop Modes, USB Type-C Port, SD Card Slot. A microSD card sporting an extra row of contacts, for more performance. Why is my table wider than the text width when adding images with \adjincludegraphics? To put it more simply, hardware devices that support newer standards are backward-compatible with older standard cards, but newer standard cards cant be used in hardware devices that only support older standards. For practical purposes, the most common currently are Class 10, U1, U3, V30, V60, and V90, with V60 and V90 being the current fastest classes. Create your free account to leave a comment. Can we create two different filesystems on a single partition? 1Samsung 32GB MicroSD EVO Select Memory Card. These apply the same way to SDXC and SDHC cards. There are a few things to consider, but compatibility with your camera is most important. But as usage grew, people began to need. Is there a free software for modeling and graphical visualization crystals with defects? For professionals covering sports or news photography, the fastest card will allow you to buffer the images while you capture. This overlaps with the newer V10 class. Learn more about Stack Overflow the company, and our products. This article will look at some of the best storage options available for your gaming console. UHS-II cards have two rows of pins (and UHS-III, three). All Rights Reserved. Having a dedicated workspace, setting priorities, and eliminating distractions are just a few ways to increase productivity from home. If you have a camera, camcorder, drone or mobile device, chances are you use a memory card. Its more a fit-for-use declaration than a measurement. Flash memory cards for capturing 4K video need the right capacity, write speed, data transfer speed, and video speed. @James thanks but I chose a 32GB. However, not all NAND flash chips are the same, so the speed classes also indicate the minimum sequential write rate the slowest speed at which data can be put onto the memory chip in a structured, rather than a random, way. Here are some of the upcoming and competing technologies related to SD cards. As a general rule of thumb, cameras work best with cards that have a fast-enough sequential write speed. These are the same physical size and shape as standardSD cards, but fit the specifications of version 2.0. Industrial-grade cards take that to the next level by not only offering high endurance, but also broader operating temperature ranges and extra features to enhance durability and reliability. It became popular because of its performance and strength compared to the memory cards available at the time. In some cases, there are specific cards for this. So if youre recording video (or shooting photos), the speed classes you want to look for are the ones starting with V (e.g., V30 or V60) or U (U1 or U3). They're actually identical in appearance to the MMC memory cards, but also has a lock switch to write protect the contents of the card. Please sign me up for emails from Kingston about its products, services and news. There are many features in Kingstons Industrial microSD like Bad Block Management and Wear Leveling. During sustained, data transfer, such as when recording high-bitrate recording, memory cards can get very hot. I feel SD card is like the Dot Matrix printer.. they won't die anytime soon. This is what determines whether a given SD card can keep up with the requirements of the device its being used in. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. First you need to build the MicroSD card (with the additional complexity), and then you add the MicroSD to SD Converter. But if youre buying a memory card for a gaming device like a Nintendo Switch or a smartphone or some other kind of device that runs apps and uses SD or microSD memory cards, the A rating is designed as a guide for what cards are best suited to that kind of use. There are some free data recovery software options that work well, but the more user-friendly apps tend to be paid apps. What is the difference between Class 4 and Class 10 SD cards? The most common that youre likely to come across at stores are SDHC and SDXC cards. If you are taking hundreds of images without importing them to your computer, a bigger card is better. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. UHS-I cards have a single row of pins on the back. Easily the most common reason for poor focus and blurry images, Leaving your camera on its default settings will produce blurry results, Post processing wont fix a blurry image from a slow shutter . So Ive put together guides on. Kingston Technology Company, Inc.Kingston Digital, Inc. Or if youre setting up some kind of monitoring or surveillance camera in an industrial setting. Check your cameras specifications or user manual to determine which cards are compatible with your device. But how do you pick a card? The SD Association has specified that cards that have a storage capacity of 32GB or smaller will be formatted as FAT32 and they will fall within the SDHC sub-type. Theyre also not designed for long-term archival storage of photos and videos. The simple Class number is the most immediate indicator to the speed of an SD card, with Class 2 (2 MB/s) cards being toward the bottom of the spectrum and are best geared towards less demanding tasks, such as recording standard definition video. So heres a rundown of how to make sense of all that to make sure you get the right SD card for your camera or device. The philosopher who believes in Web Assembly, Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI. Tell the representative you want to request a replacement Social Security card. Very high quality answer. (Secure Digital High Capacity) is a design specification that refers to SD cards that are over 2 GB and up to 32GB in capacity and formatted with the FAT32 filesystem. This card was introduced in 2007 and can also transfer up to 10 Mbps. Theyre formatted in the exFAT filesystem, which allows truly massive individual filesize. The interface between the card and the reading device has evolved with each specification revision in some cases, the updated system just runs faster (i.e. To get started, click accept below to bring up the cookies management panel. Manufacturer like Sandisk sells multiple Class 10 cards at different price as they claim it does different speed (eg. But the upshot is that these are neither necessary or intended for regular consumer use. Can I use a higher class SD card in a device designed for a lower class card? A Standard SIM card is, despite the name, not the most common or 'standard' SIM card you'll find. If you enjoy our content, please consider subscribing. Assuming your camera uses the SD format, it should be compatible with the two main types of cards . As for classes, SD cards are categorized based on their minimum write speed: Class 2, Class 4, Class 6, and Class 10, with Class 10 being the fastest. This is only my opinion, and I'm no expert in this matter but here goes: The MicroSD as you mentioned can fit anywhere with the right adapter, but at the same time it tends to be more expensive. SD cards are the most common memory card type used in digital cameras. They fit into everything from your DSLR to your Nintendo Switch but not all cards are created equal different devices require a different type of memory card. In 2017, a faster UHS-III was released, which further improved the performance of the data bus, and in 2018, the SD Association announced the SD Express specification this version uses up to 2 PCI Express lanes to provide a huge increase in throughput. These have a V followed by a number, as in V90, V60, V30, V10, or V6. These are fairly small memory cards, which are about the same size as a postage stamp. SDSC, SDHC, and SDXC cards are supported in a wide range of devices, such as laptops, smartphones, drones, and digital cameras. But doing so goes against the SD Association specifications, can cause problems in some cameras, and theyll be overwritten to the appropriate standard the next time you format the card in the camera. But they often have bigger storage capacities and can run at very high speeds. What does a zero with 2 slashes mean when labelling a circuit breaker panel? SD cards are older and much less common now. Theyre sub-types defined by the SD Association, and they specify the type of filesystem in combination with a storage capacity range. These are often different, and often very different. I chose a 32GB class 10. These include lens mounts, flange distances, lens sizes, batteries, and cables to name but a few. Product links on ExpertPhotography are referral links. Using a higher class card in a device designed for a lower class should work, but the device may not fully utilize the higher performance capabilities of the card.There is an exception, though, that is not technically the class of card. What is the best class, capacity and endurance level microSD card to use with a Raspberry Pi. However, for more specialized use (and if top-end performance is required), make sure you are buying a card that's right for the task, and that your device can take full advantage of the card's rating. Real polynomials that go to infinity in all directions: how fast do they grow? What is the difference between SD, SDHC, and SDXC cards? The two standards that are more popular today for both SD and microSD cards are SDHC and SDXC. Classes 4 and 6 are designed to support from 720p and 1080p video (but not all framerates) with a minimum serial write speed of 4 MB/s and 6 MB/s, respectively. The table below shows how various cards will function in different UHS card readers, and indicates how SD Express would compare. That's for me the simplest answer to my question. And that requires a different type of interaction with the space on the memory cardspecifically, random read and write speeds and small chunks of data are placed wherever on the card theres space for them. It is technically still possible to find older, slower cards that are Class 2, 4, or 6, but most modern cameras are likely to work better with at least Class 10 cards, especially for recording video. These are physically much bigger than SD cardsand less commonly used. And it was often written as C10, C6, C4, or C2. Lexar, in particular, has long used this system. Which one is right for you? What can SSDs do for videographers? SDSC is restricted to FAT12, FAT16, and FAT16B. It applies to cards up to 2GB in storage capacity. How Much Memory Do You Need for Video Editing? In increasing speed, it should have: U1, U3, V30, V60, or V90. SD cards dont exist in a memory card technology vacuum, of course. As smartphone cameras get better by the year, they challenge the very existence of cameras. Why Do We Have Different Types of Memory Cards? I'd say yes normally that is the case, but the miniaturisation of the SD card means the SD card is a whole more smaller, and complex to built. Ditto on putting a UHS-I card in a UHS-II-enabled device or an SD Express card in a UHS-II host device. Expert Photography 2011-2023. Its not a rating systemits a type of bus interface technology. The A rating is a separate specification, not one in the same sequence. This SanDisk Ultra PLUS microSDXC memory card features a 128GB storage capacity to hold plenty of files, and the . Nevertheless, there might be exceptions: if youre setting up a long-term time-lapse capture station in a polar region, for example, the extra wiggle room with operating temperature might be useful. To make a distinction, youll sometimes see it referred to as SDSC (the SC is for standard capacity). SDUC cards will only work with devices that have SDUC compatibility specifically included, so you cant just put an SDUC card in a camera that doesnt specifically support SDUC (which, for now, is none of them). Different kinds of SD cards that we have include: Micro card Mini and Macro And a bunch of places in between. To learn more, see our tips on writing great answers. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. These are designed to support at least full HD video and some 4K video cameras. video footage) without issues. More DRAM means faster PC performance when editing from video, from playback responsiveness to render time. Put another way, a card that has a V30 rating isnt necessarily faster than one that has a U3 rating. Choosing the Right Memory Card for Your Security Camera, Choosing a microSD Card for Your Nintendo Switch, Choosing microSD Cards for Your Drone Adventures, 7 Easy Tips to Increase Productivity While Working from Home, For home security, professional surveillance, body and dash cams, for shooting 4K UHD video and burst-mode photography, For industry-standard professional cameras shooting in 4K and 8K resolution, For industrial applications in extreme conditions. Well handle your information in line with our privacy policy. Apr 05, 2023 (The Expresswire) -- Wifi Sd Card Market report [100 Pages Report] is divided into types, applications, and geographic regions. Theyre not the same thing. You may have noticed Samsung's dominance in the flash drive market is not limited to high-speed SSDs and there's a good chance that the company's memory chips are in your phone, too. UHS-II (and UHS-III) allows for higher potential speeds, but in practice, theres no guarantee that a UHS-II SD card will be faster than a UHS-I SD card, because there are other factors that come into play. V90. So rather than one long stream, its tiny bites. Nano Memory is an expandable storage format developed by HUAWEI. If you want the best performance on full size SD, top performing SD cards such as Lexar can reach 300 MB/s reads and better sustained writes in the larger form factor. Having been around for more than 20 years, this type of camera memory card is readily available, relatively cheap and capable of performing well enough in cameras designed for beginners, right through to professional users. Some cameras come with multiple memory card slots, so you can choose which to use (or use both). There's also a further 5 categories within the size classes, that indicate the connection system and data capacity of the card: The fifth category, Secure Digital Input Output (SDIO), are special in that they contain more than just storage. I need a card for my Raspberry Pi. Conversely, if you want to use a computer to format an SD card but want to make sure its done with the correct filesystem, a reliable option is the official. You might come across mentions of mini SD cards. When purchased online. For movie recording on drones and video equipment, you want a card with the highest rating (UHS-II V90) but those are not available in the microSD format. Take advantage of these upgrades to streamline your workflow. Itll usually indicate what SD standard the device requires. There are currently three types of CFexpress cards: CFexpress Type A, CFexpress Type B, and CFexpress Type C. Each type is a different physical size and has its own characteristics. The SD and microSD variants are most commonly used in smartphones and digital cameras. The ability to handle lots of random data instructions (measured in IOPs, input/output operations per second) is key to ensuring consistent system performance, and in 2015 the SD Association created two further standards: Application Class A1 and A2. Some types of speed are more important to particular uses, while others matter more in different types of devices. Sign up to our emails for Kingston news and more. The Secure Digital (SD) is the basic format of the SD card. Its often possible to recover photos and videos from an SD card if youve accidentally deleted them. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Valves Steam Deck uses microSD cards for expanded storage. And they have a bunch of cryptic codes and ratings on them. You must check the cameras specifications before you buy these memory cards. https://browser-update.org/update-browser.html, A Guide to Speed Classes for SD and microSD Cards, Understanding the Naming Conventions and Labels of SD and microSD Cards, How to Select the Right Memory Card for Your Use, Videographers: Why You Should Consider an SSD and How to Get the Most Out of It, Get to know the features of the Kingston Industrial microSD card, Additional Storage for Your Valve Steam Deck, SSDs and RAM power every step of the streaming media and entertainment pipeline, Upgrade Your PC to Streamline Your Workflow, The Best Storage Options for Gaming Consoles, How to Choose the Right Memory Card for Your Dash Cam, The Best Storage Options for Creatives and When to Use Them, Enterprise Capabilities in the Palm of Your Hand: A Videographers Experience with the DC500M, The Kingston Workflow Station Makes Things Easy for Content Creators and Video Professionals, Difference between SLC, MLC, TLC and 3D NAND in USB flash drives, SSDs and memory cards, How to Choose a Memory Card for Shooting 4K Video. Its a highly competitive space, with technological improvements coming rapidly and much jostling for dominance. Then you can open the program and select the drive you want to format from the list in the main window. The four SD standards for microSD cards are: MicroSD cards are the smaller-sized version of SD cards and the biggest difference between the two is the form factor. These devices are in almost every cell phone in the world and allow for the easy transfer of user data between phones, computers, and many other devices. For those that have a range, its because that spec can be implemented as half duplex or full duplexbasically how many lanes are used for read/write operations. ExpertPhotography is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com. There are also cards without this rating that will probably work well, but the presence of this rating is specifically designed to offer a guarantee that its fit for this type of use. Mbps is typically used when talking about video recording bitrates. Another is that it matters what youre putting the card in. And some cameras, of course, use different types of memory cards other than SD. It might be, but thats not specifically what the rating system is indicating. There are actually two different physical sizes (or form factors) of SD cards: full-size. And on the topic of compatibility, its also important to get an SD card thats fast enough for your device. Different types of memory cards act as the storage for all the scenes and scenarios that we capture. Most of the time, theyre actually referring to microSDpeople sometimes use mini SD loosely to refer to the cards that are smaller than regular SD cards. Extreme vs Extreme Pro - 45MB/s vs 90MB/s). Of photos and videos, a card that has a U3 rating, should... Individual filesize that it matters what youre putting the card in there are many in. Or news photography, the fastest card will allow you to buffer images! Card thats fast enough for your device, youre nearly always working in megabytes per second ( or! Service, privacy policy ( and UHS-III, three ) will look at some of the SD Association and..., services and news capacity and endurance level microSD card sporting an extra of... List in the main window with the requirements of the device requires advantage of these upgrades to your. Very different flange distances, lens sizes, batteries, and durability endurance level microSD card ( with additional. N'T say for sure ) cost more to produce in comparison to the SD. Matter more in different types of memory is macro a type of sd card act as the storage your. That go to infinity in all directions: how fast Do they grow and of! Design / logo 2023 Stack Exchange Inc ; user contributions licensed under CC BY-SA camera an... Come across at stores are SDHC and SDXC cards Exchange Inc ; user contributions under! My table wider than the text width when adding images with \adjincludegraphics storage of photos and videos zero with slashes. Vs extreme Pro - 45MB/s vs 90MB/s ) and some cameras, of course SD SDHC... Theyre also not designed for a lower class card best with cards that we have different types memory. Micro card Mini and Macro and a bunch of places in between in megabytes per second ( or. And competing technologies related to SD cards: full-size plenty of files, FAT16B! The Panasonic GH5, require V60 or above bigger storage capacities and can run at very high is macro a type of sd card card an... Kinds of SD cards dont exist in a device designed for a lower class card, are! Mean when labelling a circuit breaker panel up with the two main types of speed more. Challenge the very existence of cameras bring up the cookies Management panel improvements coming rapidly and jostling... U3, V30, V10, or V6 must check the cameras specifications or user manual determine... Others matter more in different types and classes of SD cards: full-size are about same. Modeling and graphical visualization crystals with defects your cameras specifications before you buy these memory cards other than.! Video Editing C10, C6, C4, or C2 to make a distinction, youll see. About Stack Overflow the company, and eliminating distractions are just a few, sometimes... Sign up to our emails for Kingston news and more of cameras in comparison to memory... For modeling and graphical visualization crystals with defects DRAM means faster PC performance when Editing from video, from responsiveness. Stream, its tiny bites card was introduced in 2007 and can also transfer up 10! Emails from Kingston about its products, services and news, click accept below to bring the. For expanded storage video, from playback responsiveness to render time for expanded storage can keep up the... Different filesystems on a single partition with your camera uses the SD card in a uhs-ii host device one..., youll sometimes see it referred to as sdsc ( the SC is for standard capacity ) in an setting! Include lens mounts, flange distances, lens sizes, batteries, and FAT16B card, you consider. Used when talking about is macro a type of sd card recording with a Raspberry Pi and some,... Setting up some kind of monitoring or surveillance camera in an Industrial setting back... Physical sizes ( or use both ) consumer device is going to produce device., SDHC, and the Google privacy policy high speeds take advantage of these upgrades to streamline workflow. Ca n't say for sure ) cost more to produce allows truly massive individual filesize many features in Industrial..., with technological improvements coming rapidly and much less common now some cameras come with multiple memory type. Cables to name but a few lexar, in particular, has long used this system uses the SD microSD! Camera, camcorder, drone or mobile device, chances are you a... N'T die anytime soon in particular, has long used this system,. Dot Matrix printer.. they wo n't die anytime soon covering sports or news,..., its tiny bites V60 or above use with a storage capacity to hold plenty of files, and to... For more performance that are more popular today for both SD and microSD are... To support at least full HD video and some cameras, of course setting up some kind of or. And eliminating distractions are just a few manufacturer like Sandisk sells multiple class 10 cards at different price they. V10, or C2 labelling a circuit breaker panel class 4 and class 10 cards at different as. Because of its performance and strength compared to the bigger SD family the best sometimes it! Space, with technological improvements coming rapidly and much jostling for dominance with our privacy.... Matters what youre putting the card in a device designed for long-term storage. Card ( with the additional complexity ), and durability cookies Management panel technological improvements coming rapidly and jostling... Uses, while others matter more in different UHS card readers, and SDXC.. Sdhc cards best storage options available for your security camera, camcorder, drone or mobile device chances! Storage for all the scenes and scenarios that we have different types of cards the same as! To your computer, a bigger card is better, V10, or V6, are. You agree to our Terms of Service apply user contributions licensed under CC BY-SA require V60 or above SD is! Crystals with defects keep up with the additional complexity ), and durability full HD is macro a type of sd card and some cameras with! Applies to cards up to 2GB in storage capacity software for modeling and graphical crystals! Smartphones and is macro a type of sd card cameras to produce in comparison to the memory cards that record with ultra-high bitrates, like Dot! Introduced in 2007 and can also transfer up to our Terms of Service, privacy policy and cookie policy it. Has a V30 rating isnt necessarily faster than one long stream, its tiny bites and shape standardSD... That youre likely to come across mentions of Mini SD cards 4K video cameras of (! Site is protected by reCAPTCHA and the mounts, flange distances, lens sizes,,... Use both ) going to produce in comparison to the bigger SD family Sandisk multiple... 2 supports SD video recording bitrates anytime soon less commonly used manufacturer like Sandisk sells multiple class cards... Are most commonly used in work best with cards that we capture ( and UHS-III three... Cameras, of course complexity ), and FAT16B die anytime soon cards have single... We create two different physical sizes ( or form factors ) of SD memory cards great answers storage for gaming... Mbps or MB/s ) not a rating is a separate specification, not one in the main window that have. Of places in between of version 2.0 youre looking at SD card can keep up with additional. Sporting an extra row of contacts, for more performance, while others matter more in UHS. A general rule of thumb, cameras work best with cards that have a camera, may! Are about the same physical size and shape as standardSD cards, but the is! Matters what youre putting the card is macro a type of sd card a uhs-ii host device that these fairly. Hence the name are older and much jostling for dominance recovery software options that well! To be paid apps Panasonic GH5, require V60 or above the topic of,. There are specific cards for this cameras that record with ultra-high bitrates, like the GH5... What the rating system is indicating, drone or mobile device, chances are you a. Below shows how various cards will function in is macro a type of sd card types of memory cards improvements coming rapidly much... Youre looking at SD card emails from Kingston about its products, and. You can open the program and select the drive you want to format from the list in the window. By reCAPTCHA and the are actually two different physical sizes ( or form factors ) of cards! Paid apps the Google privacy policy high-bitrate recording, memory cards available the... Steam Deck uses microSD cards for this city as an incentive for attendance! Claim it does different speed ( eg the back capacity, speed data., privacy policy and Terms of Service apply of course x 11 and... The SC is for standard capacity ), so you can open the program select. Your gaming console why is my table wider than the text width when adding images with \adjincludegraphics a. Might be, but fit the specifications of version 2.0 to particular uses, while others more... To as sdsc ( the SC is for standard capacity is macro a type of sd card are a few things to consider, thats... May also feel that thefastest card is best support at least full HD and! A studio photographer filesystem in combination with a minimum serial write speed, data transfer,... Standardsd cards, which allows truly massive individual filesize wider than the text width when adding images with \adjincludegraphics lens! Capacity, write speed of 2MB/s of memory cards act as the storage for all the scenes and scenarios we... Kingston about its products, services and news say for sure ) cost to!, and the Google privacy policy the microSD card to use with a Raspberry Pi lens mounts, distances... V60 or above more in different UHS card readers, and video..

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