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 ...

Binoculars have three main parts: the objective lens, prisms and the ocular lens. Binocular lenses are thicker in the middle and taper out to a thinner edge, which bends light toward the middle. These ...

The Celestron Nature DX ED 12x50 are some of the finest handheld binoculars for stargazing, wildlife observations and more. Their key in flexibility is their use of high-end extra-low dispersion (ED) ...

You’ll struggle to find a more affordable pair of roof prism binoculars for viewing the night sky with the Celestron UpClose G2 10x50’s 10x magnification and 50mm objective lenses. They’re the perfect ...