We are offering endoscope objective lens, also known as endoscope coupler, is used to connect an endoscope eyepiece(ocular) with a ccd video camera which has a c mount or cs mount thread around the ccd sensor. model number: leoa28focal length (mm): 28ccd resolution (pixels): 12801024format: 12"mount: cdimension (mm): 48l42 this optics objective lens, compatible with many different camera heads from richard wolf, karl storz and panasonic, stryker, sopro-comeg, watec, lemke vision hdc 907 3 ccd camera head & hdc407 1 ccd camera heads, wisap endo-digi-view 1 ccd and 3 ccd camera heads, olive tck1 hd camera head, eltrotec industrial video endoscope cameras(analog color ccd camera: endo ca13 & endo ca12) etc. lenoptec are trying to offer the best optical products for the special applications and all products supplied by lenoptec come with one year guarantee for maintenance.