Refractive-index microscope measures a sample's optical properties with pinpoint accuracy

By combining two fundamentally different microscopy techniques, researchers can now measure the optical properties of a ...
Hackaday

Using 3D Printing And Copper Tape To Make PCBs

In a recent video [QWZ Labs] demonstrates an interesting technique to use 3D printing to make creating custom PCBs rather ...
GitHub

Android OCR Text Recognition Scanner – Optical Character Recognition for Android (ML Kit, Tesseract, Cloud Vision)

Whether you want to build a document scanner, digitize receipts, or add text recognition to your mobile app, this project is a perfect starting point. This project is provided for educational and ...
IEEE

An Educational CT Scanner Prototype Using Optical Scanning

Abstract: This project focuses on creating an inexpensive educational apparatus modelling a 3rd generation CT scanner. The prototype uses nonradiative light sources and combines 3D printing, ...
IEEE

Scalable Phase Mask Generation for Holographic Optical Tweezers Using a U-Net Model

Abstract: Holographic optical tweezers (HOTs) are specialized instruments that use a spatial light modulator (SLM) to modulate light into multiple independently steerable beams capable of manipulating ...
GitHub

UART Keyboard Library For Arduino

BC7595 -- 6 digits 7-segment LED display with 48-key key matrix driver BC7591 -- 32 digits 7-segment LED display with 96-key key matrix driver This library is available for all Arduino devices, and ...