Description
Details
Bahtinov Mask Focusing Mask for Telescopes – FM200mm, Metal Posts, Lightweight, Wide Range of Applications, 60-90mm Outer Diameter: Bahtinov Masks Function: The mask takes the guesswork out of focusing and even overcomes conditions to give your telescope the strong focus quickly and easily. Applicable Size: The outer diameter of the bahtinov mask supports the telescope objective lens in the range of 60‑90mm (there works as 1‑2mm error in manual measurement).
Key features
- Bahtinov Masks Function: The mask takes the guesswork out of focusing and even overcomes conditions to give your telescope the strong focus quickly and easily
- Applicable Size: The outer diameter of the bahtinov mask supports the telescope objective lens in the range of 60‑90mm (there works as 1‑2mm error in manual measurement)
- Suitable for telescope accessories use
Product specifics
- Brand: Fockety
- Category: Telescope Accessories
- Model: Focketyb3ymz20fdg
- Part number: Focketyb3ymz20fdg