ASToptics
Focusing Mask PREMIUM (METAL) BAHTINOV diameter 100 (OTA diameter 109-145mm)
$ 40.90
ready for shipping in 3-6
months
ASToptics
Bahtinov focus mask 120 for 120mm to 152mm diameters
$ 31.90
ready for shipping in 3-6
months
Lacerta
Focusing Mask Bahtinov for 114mm-171mm
$ 23.90
Product can be shipped as of 15.02.2025