Tested on a Zeiss microscope this objective produces a clear image with Excellent resolution 

The optics are in excellent condition

There are NO scratches, dings, chips, separation, delamination, haze or fungus

This lens is compatible with all Zeiss infinity corrected microscopes. The objective has an RMS thread but an adapter can be sent with the objective to fit on Zeiss microscopes with M27 threads without compromising parfocality. If needed please ask for this adapter before paying for the item and it can be added to the invoice.

Adapter M 27x0.75 / W 0.8 H ''0''Item no.: 000000-1095-168