is 178.55 KB, has a resolution of 1024x1024 pixels and was uploaded on January 3, 2019 @ 3:24 pm by user: elsegraf. It is filed under the tags: binoculars, monocular, achromatic lens, zoom lens, microscope. Click the blue button at the top to freely download: Microscope Stereo Optical Instrument Eyepiece png.