LASER COMPONENTS supply microscope objective lenses compatible with all major brands. The objective lens is the closest optic to the observed specimen and consist of a series of lenses in a compact ...

Avantier's stress-free objective lenses offer superior imaging precision by eliminating internal stress, preventing distortion, and ensuring true image restoration. Their design accounts for thermal ...

Who said astronomy binoculars have to be big? These quirky pocket-sized ‘constellation binoculars’ offer just 2.1x magnification yet with 44 mm objective lenses let a lot of light in. The result is an ...

Why you can trust Live Science Our expert reviewers spend hours testing and comparing products and services so you can choose the best ones for you. Find out more about how we test. The Celestron ...