HN Atlas
← All topics

Cameras, optics, and imaging

Cameras, lenses, optical systems, microscopy, computational imaging, image capture, and imaging instruments.

5,464 stories · 83 in 30 days · Updated Sep 28, 2026

The pace of conversation

Posts per month

2020-01: 60 posts2020-02: 48 posts2020-03: 46 posts2020-04: 81 posts2020-05: 103 posts2020-06: 74 posts2020-07: 67 posts2020-08: 82 posts2020-09: 76 posts2020-10: 47 posts2020-11: 43 posts2020-12: 73 posts2021-01: 65 posts2021-02: 61 posts2021-03: 78 posts2021-04: 77 posts2021-05: 63 posts2021-06: 60 posts2021-07: 47 posts2021-08: 64 posts2021-09: 67 posts2021-10: 57 posts2021-11: 59 posts2021-12: 74 posts2022-01: 62 posts2022-02: 61 posts2022-03: 64 posts2022-04: 60 posts2022-05: 61 posts2022-06: 73 posts2022-07: 66 posts2022-08: 67 posts2022-09: 56 posts2022-10: 69 posts2022-11: 86 posts2022-12: 71 posts2023-01: 80 posts2023-02: 58 posts2023-03: 77 posts2023-04: 45 posts2023-05: 66 posts2023-06: 63 posts2023-07: 66 posts2023-08: 71 posts2023-09: 66 posts2023-10: 88 posts2023-11: 80 posts2023-12: 67 posts2024-01: 75 posts2024-02: 69 posts2024-03: 80 posts2024-04: 74 posts2024-05: 83 posts2024-06: 83 posts2024-07: 59 posts2024-08: 76 posts2024-09: 63 posts2024-10: 57 posts2024-11: 79 posts2024-12: 54 posts2025-01: 58 posts2025-02: 59 posts2025-03: 77 posts2025-04: 56 posts2025-05: 87 posts2025-06: 70 posts2025-07: 67 posts2025-08: 66 posts2025-09: 70 posts2025-10: 82 posts2025-11: 67 posts2025-12: 73 posts2026-01: 54 posts2026-02: 66 posts2026-03: 69 posts2026-04: 46 posts2026-05: 66 posts2026-06: 67 posts2026-07: 66 posts2026-08: 79 posts2026-09: 72 posts
2020-012026-09

Posts per month · first and latest months may be partial.

01 / EXPLORE THROUGH TIME

Timeline

Start with the latest. Scroll back through time, or zoom in for more.

Year by yearUp to 5 stories per year
2026585 stories
ZuckOff Know when a camera is in the room↗ zuckoff.app · HN · 6 comments · 610 points · Sep 21, 2026
I turned my security cameras into an automatic bird identification system↗ jasontucker.blog · HN · 172 comments · 630 points · Aug 31, 2026
OpenCV 5 Is Here: The Biggest Leap in Years for Computer Vision↗ opencv.org · HN · 148 comments · 865 points · Jun 06, 2026
Microscopes can see video on a laserdisc↗ youtube.com · HN · 89 comments · 635 points · Mar 07, 2026
Cameras and Lenses (2020)↗ ciechanow.ski · HN · 57 comments · 549 points · Jan 01, 2026
2025832 stories
Mistral OCR 3↗ mistral.ai · HN · 130 comments · 694 points · Dec 18, 2025
A laser pointer at 2B FPS [video]↗ youtube.com · HN · 110 comments · 619 points · Oct 19, 2025
Meow.camera↗ meow.camera · HN · 240 comments · 667 points · Oct 17, 2025
What is HDR, anyway?↗ lux.camera · HN · 342 comments · 806 points · May 14, 2025
Canon wants us to pay for using our own camera as a webcam↗ romanzipp.com · HN · 648 comments · 1051 points · Jan 17, 2025
2024852 stories
IMG_0001↗ walzr.com · HN · 290 comments · 1861 points · Dec 04, 2024
IMG_0416↗ ben-mini.github.io · HN · 324 comments · 2310 points · Nov 10, 2024
How I got my laser eye injury↗ funraniumlabs.com · HN · 361 comments · 792 points · Aug 01, 2024
Show HN: I made a tiny camera with super long battery life↗ toaster.llc · HN · 299 comments · 843 points · Jun 03, 2024
Kino: Pro Video Camera↗ lux.camera · HN · 364 comments · 866 points · May 29, 2024
2023827 stories
The highest-resolution photos of snowflakes (2021)↗ smithsonianmag.com · HN · 26 comments · 89 points · Dec 30, 2023
A DIY near-IR spectrometer↗ caoyuan.scripts.mit.edu · HN · 13 comments · 81 points · Sep 13, 2023
AI Camera with No Lens↗ theprompt.io · HN · 14 comments · 55 points · May 31, 2023
Driver Adventures for a 1999 Webcam↗ blog.benjojo.co.uk · HN · 3 comments · 70 points · Apr 28, 2023
Casio-F-91W die-shot↗ zeptobars.com · HN · 8 comments · 62 points · Jan 01, 2023
2022796 stories
TIL: You can access a user’s camera with just HTML↗ austingil.com · HN · 231 comments · 576 points · Sep 06, 2022
Webcams aren't good enough↗ reincubate.com · HN · 588 comments · 704 points · Jun 19, 2022
Game Boy Camera Canon EF Lens Mount (2018)↗ ekeler.com · HN · 62 comments · 603 points · Jun 02, 2022
Modern smartphone lenses are crazy↗ twitter.com · HN · 182 comments · 587 points · Mar 04, 2022
Red Light Green Light↗ jamessevedge.com · HN · 158 comments · 694 points · Jan 31, 2022
2021772 stories
Spy camera detection using smartphone time-of-flight sensors↗ dl.acm.org · HN · 224 comments · 812 points · Nov 18, 2021
CT Scan of a Pumpkin↗ randomfootage.homestead.com · HN · 79 comments · 491 points · Oct 31, 2021
DVD Laser Scanner Microscope↗ gaudi.ch · HN · 40 comments · 506 points · Feb 03, 2021
Atomic resolution video of salt crystals forming in real time↗ u-tokyo.ac.jp · HN · 125 comments · 664 points · Jan 22, 2021
Show HN: I shot high-res stitched panoramas in Iceland using a thermal camera↗ petapixel.com · HN · 95 comments · 753 points · Jan 02, 2021
2020800 stories
Why can’t you buy a good webcam?↗ vsevolod.net · HN · 772 comments · 783 points · Dec 22, 2020
Nikon Is ending 70 years of camera production in Japan↗ mirrorlessrumors.com · HN · 363 comments · 608 points · Dec 21, 2020
Longest known exposure photograph ever captured using a beer can↗ herts.ac.uk · HN · 106 comments · 610 points · Dec 12, 2020
Cameras and Lenses↗ ciechanow.ski · HN · 212 comments · 2132 points · Dec 09, 2020
Olympus quits camera business after 84 years↗ bbc.com · HN · 374 comments · 689 points · Jun 25, 2020
Scroll through time ↕

02 / CATCH UP

The conversation now

Popular stories, with attention fading over roughly two weeks.

ZuckOff Know when a camera is in the room↗ zuckoff.app · HN · 6 comments · 610 points · Sep 21, 2026
Technique for Manipulating Satellite Photos Now Reveals Ancient Images (2025)↗ spinoff.nasa.gov · HN · 71 comments · 378 points · Sep 10, 2026
I turned my security cameras into an automatic bird identification system↗ jasontucker.blog · HN · 172 comments · 630 points · Aug 31, 2026
Smartphone LED detects hidden cameras with AI↗ chosun.com · HN · 84 comments · 284 points · Aug 30, 2026
DeepSeek-v4-flash-vision-exp↗ api-docs.deepseek.com · HN · 154 comments · 498 points · Aug 21, 2026

03 / GO DEEPER

Follow your curiosity

Find a particular story, revisit a year, or see what resonated.

Highest rated · the last 30 days

I turned my security cameras into an automatic bird identification system↗ jasontucker.blog · HN · 172 comments · 630 points · Aug 31, 2026
ZuckOff Know when a camera is in the room↗ zuckoff.app · HN · 6 comments · 610 points · Sep 21, 2026
Technique for Manipulating Satellite Photos Now Reveals Ancient Images (2025)↗ spinoff.nasa.gov · HN · 71 comments · 378 points · Sep 10, 2026
Smartphone LED detects hidden cameras with AI↗ chosun.com · HN · 84 comments · 284 points · Aug 30, 2026
The ColorChecker, photography's most important 24 squares, turns 50↗ dpreview.com · HN · 28 comments · 123 points · Sep 01, 2026
Dyson CameraJet electric toothbrush↗ dyson.com · HN · 135 comments · 123 points · Sep 01, 2026
DIY archivists push budget Nikons to 902,000 clicks to save 1,800 rare books↗ tomshardware.com · HN · 2 comments · 46 points · Aug 31, 2026
The Kuycon P20 – 28" 4500x3000px 3:2 monitor↗ taoofmac.com · HN · 49 comments · 45 points · Sep 06, 2026
Dr Julius Neubronner's Miniature Pigeon Camera↗ publicdomainreview.org · HN · 0 comments · 34 points · Sep 15, 2026
Fixing an NZXT Signal 4K30 part 2: the green/pink video bug↗ downtowndougbrown.com · HN · 10 comments · 34 points · Sep 13, 2026

10 stories shown.

Help shape Hacker Atlas

Useful, confusing, or missing something? I’d love to hear.

Your feedback is private. Your email is only used to reply, never to sign you up for a newsletter.