The all-new OptoChek™ Plus Auto Refractor + Keratometer, part of the VisionChek™ Digital Exam Suite, combines technology with simplicity at the core of your exam. The new, compact, modern design and ...

Java Development Kit (JDK) 26, a planned update to standard Java due March 17, 2026, has reached its second release candidate (RC) stage. The RC is open for critical bug fixes, with the feature set ...

The TRS 5100 benefits from Marco's latest generation of electronic refraction technology. Replacing the standard refractor, it allows practitioners to control the entire refraction process from a ...

Our experts have tested and ranked the best beginner telescopes. Perfect for a first-time user to get a good view of the night sky.

The best telescopes for kids will impress young stargazers and allow older kids a chance at improving their astronomy skills, from budget models to more premium smart telescopes.

A microarray is a set of samples, for example DNA, RNA or proteins, arranged on a solid substrate or chip, such as a glass slide or silicon film, that is used in high throughput experiments.