is 573.44 KB, has a resolution of 785x1000 pixels and was uploaded on August 30, 2021 @ 4:13 am by user: lieselfer. It is filed under the tags: cassegrain reflector, optical instrument, binoculars, objective, magnification. Click the blue button at the top to freely download: Microscope Telescope Optics Binoculars Focal Length png.