is 819.20 KB, has a resolution of 1069x759 pixels and was uploaded on April 25, 2018 @ 3:01 pm by user: aliceun. It is filed under the tags: camera lens, collimator, eye, telescopic sight, small telescope. Click the blue button at the top to freely download: Binocular Optics Binoculars Telescope Objective Optical Instrument png.