ADAPTER M54 MALE - M48 FEMALE 2mm CEL-FALL-25 If these coatings on either

If these coatings on either side of the plate are not done exactly right to cancel out the stresses induced by the coating layers

Baader Hyperion 10mm eyepiece

then re-close the lock-ring

handles on the rear of the tube and a 1

FC-65 - 78 mm backfocus

ADAPTER M54 MALE - M48 FEMALE 2mm CEL-FALL-25 If these coatings on eitherThis M54 Male to M48 Female adapter has a male M54 x 0. 75 thread on one side and a female M48 x 0. 75 thread on the other. It can be used to connect accessories with M54 female threads to accessories with M48 male threads. Specifications Optical length 2 mm Clear aperture 47 mm Outer diameter 69 mm Connection side A M54 x 0. 75 male Connection side B M48 x 0. 75 female SKU AX M54M M48F 2