Analysing photo…
JavaScript seems to be disabled in your browser.
You must have JavaScript enabled in your browser to utilize the functionality of this website. Click here for instructions on enabling javascript in your browser.
System M68/7.5 - Intermediate ring 7.5mm long M68 intermediate ring for the M68/2"/M68 Ultrashort eyepiece clamping device Used to bridge the distance for normal eyepiece projection or for the use of the Fluoride Flatfield Converter (FFC)