Emoskop and copies: very small do-just-about-everything optics: telescope, glass, microscope in a miniature package with inherent limitations.

http://www.submin.com/binocular/

http://www.haverhills.com/cgi-bin/store.cgi?&shop=city&L=eng&P=1062



Edited by dweste (08/10/14 06:40 PM)