M27 Nikon CF inf BD microscope objective to M52 adapter

Description

M52 male thread to M27 x 0.75 (
nikon CF Plan infinity/0 BD objective, etc.
) adapter
This adapter is used to mount certain "infinity corrected" microscope objectives on the front of a telephoto lens, for high magnification macro work.  It fits the Nikon CF Plan infinity/0 BD objectives, and others having an M27 x 0.75 mounting thread.
I also have other thread sizes of similar adapters (M26, M25, etc..), please check my other ebay listings.
Shipping Terms
Items will be shipped within 2  business day payment received (except weekends and holidays)
Items will be shipped by
International standard air parcel,  which normally takes 10-24 calendar days
; there is a register number with each parcel, but it is not traceable online;  or it can be shipped by
express mail, which normally takes 5~7 calendar days
, traceable online.
We do combine shipment for discounted shipping cost.
Payment Terms
We accept PayPal only (all credit card payments have to be done through paypal).
Payments need to be made within 3 days auction closed.
Return Policy
If the item is found defective within 7 days upon receipt, please contact us and send the item back to us, a replacement will be sent to you
Buyers will pay for the postage for the returns. However, we'll cover all the shipping cost for the replacement
Shipping and handling charges, insurance are NOT refundable, sorry about that..
Any questions ?
Please  write me  through Ebay messages.  Thanks for looking