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In this project

Reverse engineering of laser rangefinder optics from 3D

https://sudonull.com/reverse-engineering-of-laser-rangefinder-optics-from-3d

From 3D model we reconstruct the TOF rangefinder beam expander scheme: beam diameter 0.8 mm, CDGM glasses, Zemax models. For optics and IT specialists. Geometry analysis.

Coin Recognition on Arduino: Optics and Power

https://sudonull.com/coin-recognition-on-arduino-optics-and-power

Detailed Breakdown of DIY Piggy Bank on Arduino with Optical Sensor, Custom PCB, Li-ion Protection, and DC-DC Noise Suppression. Schematics, Power Consumption Optimization, Board Fabrication. Study for Your Projects — Read the Guide.

Aberrations in optics for CV: analysis of defects

https://sudonull.com/aberrations-in-optics-for-cv-analysis-of-defects

Let's break down spherical aberration, coma, astigmatism and other effects in machine vision. How they affect sharpness and how to correct for computer vision tasks. For developers.

From other projects

Optic nerve regeneration: gene therapy and stimulation

https://ymaho.com/optic-nerve-regeneration-gene-therapy-and-stimulation

Nature breakthrough: optic nerve regeneration in mice using gene therapy and visual stimulation. Analysis of implications for glaucoma treatment and the market. Learn more.

FDA agreed on trial design for Privosegtor in optic neuritis

https://ymaho.com/fda-agreed-on-trial-design-for-privosegtor-in-optic-neuritis

FDA approved the design of registration trials for the neuroprotector Privosegtor for the treatment of optic neuritis. Learn how the drug can change neuro-ophthalmology and what prospects the SPA agreement opens.

Drone attack on Kuwait from Iraq: conflict expands

https://ymaho.com/drone-attack-on-kuwait-from-iraq-conflict-expands

Two fiber-optic drones attacked Kuwait's border checkpoints from Iraqi territory. No casualties, but the geography of the war has expanded beyond Iran. Learn how Iraq became a staging ground for Tehran's proxy army.

Abbott Ultreon 3.0: AI platform for stenting

https://ymaho.com/abbott-ultreon-3-0-ai-platform-for-stenting

FDA approved Abbott Ultreon 3.0 — the first AI platform for real-time stenting. Evaluate the benefits for cardiologists and patients with CKD.

From the web

Gray Spot in Your Eye: What It Could Mean - Healthline

https://www.healthline.com/health/eye-health/greyish-spot-on-white-of-eye

Mar 21, 2023 · Gray spots in your eye may be harmless, due to age or even injury. But they can also be a sign of a more serious …

Grey Spots in Your Eyes: Causes and When to Worry

https://scienceinsights.org/grey-spots-in-your-eyes-causes-and-when-to-worry/

Mar 17, 2026 · Grey spots in your vision can range from harmless floaters to signs of serious eye conditions. Learn what’s likely …

Why Do I Have a Grey Spot in My Eye? - ScienceInsights

https://scienceinsights.org/why-do-i-have-a-grey-spot-in-my-eye/

Nov 20, 2025 · Learn what causes grey spots in your vision—from harmless floaters to serious conditions. Know the urgent …

Ocular Melanosis - All About Vision

https://www.allaboutvision.com/conditions/ocular-melanosis/

Sep 14, 2022 · Ocular melanosis is a condition that causes spots of hyperpigmentation on the eye. Learn more about its diagnosis …

Eye Floaters: Causes, Symptoms & How to Get Rid of Them

https://www.visioncenter.org/conditions/eye-floaters/

Oct 23, 2024 · Eye floaters are spots you might see in your field of vision. They appear as gray or black specks, cobwebs, or strings …

Why Do I Have a Grey Spot in My Eye? - Biology Insights

https://biologyinsights.com/why-do-i-have-a-grey-spot-in-my-eye/

Aug 21, 2025 · Curious about that grey spot in your eye? Learn what it means, when it’s harmless, and vital signs indicating a …

Eye floaters - Symptoms and causes - Mayo Clinic

https://www.mayoclinic.org/diseases-conditions/eye-floaters/symptoms-causes/syc-20372346

Jul 2, 2024 · Many people over age 50 experience eye floaters. Learn more about this common problem, including causes, other risk …

A Mysterious Gray Spot in His Left Eye

https://www.aao.org/eyenet/article/a-mysterious-gray-spot-in-his-left-eye

Mar 1, 2022 · Matthew Sax,* a 30-year-old en­gineer, started to be bothered by a gray spot that appeared in his vision in his left eye. …

Grey Spot on White of Eye - CorneaCare

https://www.mycorneacare.com/blogs/eye-health-wellness/grey-spot-on-white-of-eye

Jan 24, 2023 · What is that grey spot on the white of the eye? Discover the possible causes and why it's important to see your eye …

Gray or Dark Spot in the Center of Your Vision – NERA

https://retinamd.com/article/gray-dark-spot-center-vision/

Seeing a gray or dark spot when you read or drive? Learn what macular issues like AMD or a hole may mean and when to see an …

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