# Latest **URL:** https://openflexure.discourse.group/latest.md [Latest](https://openflexure.discourse.group/latest.md) · [Categories](https://openflexure.discourse.group/categories.md) · [Tags](https://openflexure.discourse.group/tags.md) --- ## [Air particulate matter monitoring](https://openflexure.discourse.group/t/air-particulate-matter-monitoring/2561)
**Author:** [@nanocastro](https://openflexure.discourse.group/u/nanocastro)\ **Replies:** 4\ **Last updated:** [25 September 2026 16:43 UTC](https://openflexure.discourse.group/t/air-particulate-matter-monitoring/2561 "2026-09-25T16:43:52Z")
Hi all We’ve been using some low-cost air particles monitoring devices to teach about air pollution and time series analysis to students. Just to make the whole thing a little less abstract we started experimenting wi… --- ## [Using OFM as a Simple Automated Cell Counter](https://openflexure.discourse.group/t/using-ofm-as-a-simple-automated-cell-counter/2564)
**Author:** [@engpol](https://openflexure.discourse.group/u/engpol)\ **Replies:** 0\ **Last updated:** [25 September 2026 16:21 UTC](https://openflexure.discourse.group/t/using-ofm-as-a-simple-automated-cell-counter/2564 "2026-09-25T16:21:50Z")
Simple Cell Counter for Performing Cell Dilution Calculations Hi Everyone! Just wanted to spread the word about something I have been working on which I hope may be of some use to people in the future. Some quick … --- ## [Fourier Ptychography with the OpenFlexure Microscope](https://openflexure.discourse.group/t/fourier-ptychography-with-the-openflexure-microscope/2472)
**Author:** [@lennartg](https://openflexure.discourse.group/u/lennartg)\ **Replies:** 3\ **Last updated:** [25 September 2026 08:13 UTC](https://openflexure.discourse.group/t/fourier-ptychography-with-the-openflexure-microscope/2472 "2026-09-25T08:13:40Z")
Hi everyone, as a follow-up to Has anyone successfully done Fourier ptychography using the Delta Stage - #10 by rooksoup I thought I’d share my approach of doing Fourier Ptychographic Microscopy with the OpenFlexure micr… --- ## [Super Resolution on the OpenFlexure System](https://openflexure.discourse.group/t/super-resolution-on-the-openflexure-system/2563)
**Author:** [@DougKoebler](https://openflexure.discourse.group/u/DougKoebler)\ **Replies:** 0\ **Last updated:** [25 September 2026 00:06 UTC](https://openflexure.discourse.group/t/super-resolution-on-the-openflexure-system/2563 "2026-09-25T00:06:12Z")
I have an interest in developing Super Resolution on the OpenFlexure system. fairsim.org (https://www.fairsim.org/) seems like a possible method, looking for some other’s thoughts. I am thinking of using my 10x / 0.25 o… --- ## [Where are you? (OFM location survey)](https://openflexure.discourse.group/t/where-are-you-ofm-location-survey/771)
**Author:** [@JohemianKnapsody](https://openflexure.discourse.group/u/JohemianKnapsody)\ **Replies:** 110\ **Last updated:** [24 September 2026 21:09 UTC](https://openflexure.discourse.group/t/where-are-you-ofm-location-survey/771 "2026-09-24T21:09:26Z")
Hi all. Great to see such a massive community around the project, but we’re curious just how far we reach. To the best of my knowledge, this is a list of all the countries where an OpenFlexure Microscope has been built o… --- ## [Automated hardware, OS, patch level and application testing](https://openflexure.discourse.group/t/automated-hardware-os-patch-level-and-application-testing/2562)
**Author:** [@NickK](https://openflexure.discourse.group/u/NickK)\ **Replies:** 0\ **Last updated:** [24 September 2026 15:49 UTC](https://openflexure.discourse.group/t/automated-hardware-os-patch-level-and-application-testing/2562 "2026-09-24T15:49:10Z")
Before I go down the rabbit hole. I’ve started work on creating a gitlab integrated hardware/OS/Application testing platform to specifically test combinations of hardware, OS, patching and with a Application test (althou… --- ## [0.72 NA Condenser for darkfield at 40x and below](https://openflexure.discourse.group/t/0-72-na-condenser-for-darkfield-at-40x-and-below/2400)
**Author:** [@Chacob](https://openflexure.discourse.group/u/Chacob)\ **Replies:** 27\ **Last updated:** [23 September 2026 02:19 UTC](https://openflexure.discourse.group/t/0-72-na-condenser-for-darkfield-at-40x-and-below/2400 "2026-09-23T02:19:10Z")
Hi all, I recently set out to make a custom condenser for my v7 scope. I started using the scope only a few weeks ago and am really impressed with the image quality from the standard condenser that comes with the base k… --- ## [New person to OpenFlexure wanting to build a sub micron resolution microscope](https://openflexure.discourse.group/t/new-person-to-openflexure-wanting-to-build-a-sub-micron-resolution-microscope/2555)
**Author:** [@nopana](https://openflexure.discourse.group/u/nopana)\ **Replies:** 10\ **Last updated:** [22 September 2026 09:37 UTC](https://openflexure.discourse.group/t/new-person-to-openflexure-wanting-to-build-a-sub-micron-resolution-microscope/2555 "2026-09-22T09:37:32Z")
Hi, I discovered the OpenFlexure MIcroscopes a few months ago but I was hesitant to get one because I know very little about microscopes. I want to start experimenting with photolithography with a target resolution of … --- ## [OpenFlexure with HQ Camera](https://openflexure.discourse.group/t/openflexure-with-hq-camera/2263)
**Author:** [@JohemianKnapsody](https://openflexure.discourse.group/u/JohemianKnapsody)\ **Replies:** 33\ **Last updated:** [21 September 2026 07:30 UTC](https://openflexure.discourse.group/t/openflexure-with-hq-camera/2263 "2026-09-21T07:30:28Z")
Excited to share the first (as far as I know!) OpenFlexure Microscope with the 12MP Raspberry Pi HQ camera. Support for the PiCamera 2 isn’t going anywhere, but being able to use the HQ camera comes with some major be… --- ## [IMX477 Configuration](https://openflexure.discourse.group/t/imx477-configuration/2558)
**Author:** [@jim.chisholm](https://openflexure.discourse.group/u/jim.chisholm)\ **Replies:** 1\ **Last updated:** [18 September 2026 22:18 UTC](https://openflexure.discourse.group/t/imx477-configuration/2558 "2026-09-18T22:18:18Z")
I have downloaded the latest Beta. Nowhere can I find instructions on how to configure it for my IMX477 hq camera. I’ve found a few references to changing a file that doesn’t seem to exist in the Beta. Any help would be … --- ## [Server V3 is no longer in alpha! Introducing v3.0.0-beta1](https://openflexure.discourse.group/t/server-v3-is-no-longer-in-alpha-introducing-v3-0-0-beta1/2529)
**Author:** [@j.stirling](https://openflexure.discourse.group/u/j.stirling)\ **Replies:** 12\ **Last updated:** [18 September 2026 10:20 UTC](https://openflexure.discourse.group/t/server-v3-is-no-longer-in-alpha-introducing-v3-0-0-beta1/2529 "2026-09-18T10:20:46Z")
Hi everyone, We have just released v3.0.0-beta1. We soon be going around the website and making a few updates, but we want our community here to know about it first. Beta1 is a major milestone in the software overhaul,… --- ## [Upgrading the Pi-lens variant to the better optics](https://openflexure.discourse.group/t/upgrading-the-pi-lens-variant-to-the-better-optics/2557)
**Author:** [@ChrisUK](https://openflexure.discourse.group/u/ChrisUK)\ **Replies:** 7\ **Last updated:** [18 September 2026 09:53 UTC](https://openflexure.discourse.group/t/upgrading-the-pi-lens-variant-to-the-better-optics/2557 "2026-09-18T09:53:01Z")
Hello. I cannot find anywhere an upgrade path from the low-end optics to the better optics. Do I need to start from scratch again - or can I re-use some of the 3D printed parts? Presumably the motors and interface board … --- ## [Our first Manual microscope](https://openflexure.discourse.group/t/our-first-manual-microscope/2459)
**Author:** [@Candy](https://openflexure.discourse.group/u/Candy)\ **Replies:** 4\ **Last updated:** [17 September 2026 17:52 UTC](https://openflexure.discourse.group/t/our-first-manual-microscope/2459 "2026-09-17T17:52:20Z")
Hi everyone, we are pedro, arnalduv and candy, a group of university students from Chile who are part of a volunteer initiative aimed at bringing the study of biological sciences to schools that lack the resources and eq… --- ## [Motors get hot quickly](https://openflexure.discourse.group/t/motors-get-hot-quickly/2550)
**Author:** [@FancyVolcano](https://openflexure.discourse.group/u/FancyVolcano)\ **Replies:** 7\ **Last updated:** [16 September 2026 18:04 UTC](https://openflexure.discourse.group/t/motors-get-hot-quickly/2550 "2026-09-16T18:04:15Z")
I am using 28BYJ-48 stepper motors. I’ve found that the motors get hot quickly. Is there a way to reduce the holding current? Since they’re geared down so much, I assume they don’t require much torque to hold position. --- ## [Openflexito: Alternative RPi software for a headless microscope with client-side processing](https://openflexure.discourse.group/t/openflexito-alternative-rpi-software-for-a-headless-microscope-with-client-side-processing/2552)
**Author:** [@monky](https://openflexure.discourse.group/u/monky)\ **Replies:** 2\ **Last updated:** [16 September 2026 02:29 UTC](https://openflexure.discourse.group/t/openflexito-alternative-rpi-software-for-a-headless-microscope-with-client-side-processing/2552 "2026-09-16T02:29:43Z")
Hi all, My Pi 3B+ is a slow small machine so I vibe-coded openflexito, with the idea that the Pi is the relay (and set up once or not at all, so all I need to do is power it up), and the browser is the brain. The Pi (3… --- ## [Ultimative dust protection](https://openflexure.discourse.group/t/ultimative-dust-protection/2553)
**Author:** [@sigmaphi](https://openflexure.discourse.group/u/sigmaphi)\ **Replies:** 0\ **Last updated:** [14 September 2026 19:56 UTC](https://openflexure.discourse.group/t/ultimative-dust-protection/2553 "2026-09-14T19:56:29Z")
After years of painstaking research and highly sophisticated engineering, I am finally ready to reveal the ultimate dust protection system for the OpenFlexure Microscope. Tadaaa! It’s a black polyester drawstring bag, … --- ## [Openflexure connect shows blank white screen](https://openflexure.discourse.group/t/openflexure-connect-shows-blank-white-screen/2516)
**Author:** [@finn](https://openflexure.discourse.group/u/finn)\ **Replies:** 12\ **Last updated:** [13 September 2026 23:53 UTC](https://openflexure.discourse.group/t/openflexure-connect-shows-blank-white-screen/2516 "2026-09-13T23:53:57Z")
Hey friends, This is my first time working with a Raspberry Pi so bear with me. I just built the high resolution microscope using the build kit from IO Rodeo. (The build instructions on the OpenFlexure website are exce… --- ## [Peripheral Pattern / Edge Obstruction](https://openflexure.discourse.group/t/peripheral-pattern-edge-obstruction/2545)
**Author:** [@FancyVolcano](https://openflexure.discourse.group/u/FancyVolcano)\ **Replies:** 7\ **Last updated:** [9 September 2026 19:57 UTC](https://openflexure.discourse.group/t/peripheral-pattern-edge-obstruction/2545 "2026-09-09T19:57:43Z")
I am using a high-res build. With the achromatic lens ( Achromatic lens for OpenFlexure Microscopes – IO Rodeo ) and 40x objective ( 40X Plan Objective Microscope Lens – IO Rodeo ), the captured background illumination s… --- ## [Block stage build](https://openflexure.discourse.group/t/block-stage-build/2546)
**Author:** [@teh](https://openflexure.discourse.group/u/teh)\ **Replies:** 1\ **Last updated:** [8 September 2026 17:14 UTC](https://openflexure.discourse.group/t/block-stage-build/2546 "2026-09-08T17:14:39Z")
Hi, I just built the block stage in about 40 minutes. It was the first time so I was extra careful. I could probably get this down to 10 minutes if I did it again. Some notes: The 3x m3 6mm screws for joining top and… --- ## [A little GPU utilisation research (pipeline with composition+RANSAC+Non-Rigid refinement stitching+more)](https://openflexure.discourse.group/t/a-little-gpu-utilisation-research-pipeline-with-composition-ransac-non-rigid-refinement-stitching-more/2533)
**Author:** [@NickK](https://openflexure.discourse.group/u/NickK)\ **Replies:** 9\ **Last updated:** [6 September 2026 16:42 UTC](https://openflexure.discourse.group/t/a-little-gpu-utilisation-research-pipeline-with-composition-ransac-non-rigid-refinement-stitching-more/2533 "2026-09-06T16:42:01Z")
This is just a little experiment with creating a heavily GPU orientated processing chain where it uses the client side webgl to do the heavy computation with the chain following the OpenCV class architecture but in javas… --- ## [Upright v7.0.0-beta5 server 3.0.0beta1 + customizations](https://openflexure.discourse.group/t/upright-v7-0-0-beta5-server-3-0-0beta1-customizations/2536)
**Author:** [@pondwind](https://openflexure.discourse.group/u/pondwind)\ **Replies:** 5\ **Last updated:** [5 September 2026 14:34 UTC](https://openflexure.discourse.group/t/upright-v7-0-0-beta5-server-3-0-0beta1-customizations/2536 "2026-09-05T14:34:56Z")
My 6yo daughter asked for a microscope after reading one of the Magic School Bus books. Being handy with a 3d printer and having most of the parts lying around in drawers, and having acquired conversational SCAD through… --- ## [Using android tablets and cable](https://openflexure.discourse.group/t/using-android-tablets-and-cable/2465)
**Author:** [@Pelle](https://openflexure.discourse.group/u/Pelle)\ **Replies:** 13\ **Last updated:** [4 September 2026 11:29 UTC](https://openflexure.discourse.group/t/using-android-tablets-and-cable/2465 "2026-09-04T11:29:30Z")
Hi, I’ve been playing around with connecting to my OFMs using android tablets, with it and an OFM being connected to the same WiFi. With that setup it is possible to connect to the OFM using the web browser, giving a ve… --- ## [Building and using OpenFlexure microscopes with pre-service science teachers in Chile](https://openflexure.discourse.group/t/building-and-using-openflexure-microscopes-with-pre-service-science-teachers-in-chile/2526)
**Author:** [@RubyOlivaresDonoso](https://openflexure.discourse.group/u/RubyOlivaresDonoso)\ **Replies:** 2\ **Last updated:** [4 September 2026 07:13 UTC](https://openflexure.discourse.group/t/building-and-using-openflexure-microscopes-with-pre-service-science-teachers-in-chile/2526 "2026-09-04T07:13:01Z")
We wanted to share an OpenFlexure experience that we have just started at the Faculty of Education, Pontificia Universidad Católica de Chile. We are a team of science teacher educators and graduates working with pre-ser… --- ## [Automated Slide Scanning and Tiling](https://openflexure.discourse.group/t/automated-slide-scanning-and-tiling/1171)
**Author:** [@JohemianKnapsody](https://openflexure.discourse.group/u/JohemianKnapsody)\ **Replies:** 50\ **Last updated:** [1 September 2026 22:20 UTC](https://openflexure.discourse.group/t/automated-slide-scanning-and-tiling/1171 "2026-09-01T22:20:12Z")
Hi all, just thought I’d share some updates on the scanning and tiling code. Example outputs can be found in this Youtube video, or at the Gigapans here, here and here. 348 images automatically captured, downloaded … --- ## [Image noise reduction](https://openflexure.discourse.group/t/image-noise-reduction/2523)
**Author:** [@NickK](https://openflexure.discourse.group/u/NickK)\ **Replies:** 1\ **Last updated:** [25 August 2026 12:35 UTC](https://openflexure.discourse.group/t/image-noise-reduction/2523 "2026-08-25T12:35:31Z")
I thought I’d ruminate an idea around image noise reduction that should help any of the cameras being used and see if it would be of interest. I wouldn’t require much other than an intermediate PCB board between the cam… --- ## [Nema14 stepper motor mounts](https://openflexure.discourse.group/t/nema14-stepper-motor-mounts/2347)
**Author:** [@adamglia](https://openflexure.discourse.group/u/adamglia)\ **Replies:** 59\ **Last updated:** [25 August 2026 08:50 UTC](https://openflexure.discourse.group/t/nema14-stepper-motor-mounts/2347 "2026-08-25T08:50:24Z")
I’ve recently started work on replacing the 28byj steppers with NEMA14. They’re a pricier, but faster alternative that brings us a little bit more flexibility than the 28byj, which comes with its own 1/64 reduction. They… --- ## [We want to feature YOUR OpenFlexure projects! (Call for User Stories)](https://openflexure.discourse.group/t/we-want-to-feature-your-openflexure-projects-call-for-user-stories/2520)
**Author:** [@bprobert](https://openflexure.discourse.group/u/bprobert)\ **Replies:** 0\ **Last updated:** [24 August 2026 12:52 UTC](https://openflexure.discourse.group/t/we-want-to-feature-your-openflexure-projects-call-for-user-stories/2520 "2026-08-24T12:52:51Z")
Hi everyone! We are looking to add some new user stories to the OpenFlexure website which showcase some of the awesome work that our community members do with the OpenFlexure Microscope. You can check out some of our e… --- ## [Come work with us!](https://openflexure.discourse.group/t/come-work-with-us/2513)
**Author:** [@j.stirling](https://openflexure.discourse.group/u/j.stirling)\ **Replies:** 0\ **Last updated:** [19 August 2026 14:02 UTC](https://openflexure.discourse.group/t/come-work-with-us/2513 "2026-08-19T14:02:33Z")
Hi all, The Humanitarian Technology Trust is hiring a full-time software developer for the OpenFlexure project! :partying\_face: :openflexure: The role is hybrid, with 2-3 days a week in our offices in Bath, to allow us… --- ## [First build - Field Dissection Microscope](https://openflexure.discourse.group/t/first-build-field-dissection-microscope/1545)
**Author:** [@Wacky](https://openflexure.discourse.group/u/Wacky)\ **Replies:** 23\ **Last updated:** [19 August 2026 12:47 UTC](https://openflexure.discourse.group/t/first-build-field-dissection-microscope/1545 "2026-08-19T12:47:18Z")
Hello I proudly present the first build of the Field Dissection Microscope :- ) Together with the OFM I built a few weeks ago I’m now ready to explore the microcosm… Thanks a lot for this wonderful projects!! The b… --- ## [Connecting from a mac](https://openflexure.discourse.group/t/connecting-from-a-mac/2511)
**Author:** [@r.w.bowman](https://openflexure.discourse.group/u/r.w.bowman)\ **Replies:** 0\ **Last updated:** [18 August 2026 14:53 UTC](https://openflexure.discourse.group/t/connecting-from-a-mac/2511 "2026-08-18T14:53:32Z")
I’ve recently tried using my microscope from a mac, and thought I’d post a few screenshots here in case it’s helpful. Every OS manages its network slightly differently, so maybe this will be helpful to someone. The firs… [Next page](https://openflexure.discourse.group/latest.md?page=1)