Diffraction Spikes Bahtinov Focusing Mask For Telescopes Dew Shield Diameter | Desertcart Portugal
Diffraction Spikes Bahtinov Focusing Mask for Telescopes Dew Shield Diameter from 105mm -148mm
5.0/5
Product ID: 69881829
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Description
Optical transmission: 92% and above
Made with optical grade PMMA material
Easy to mount on 3" – 4.2" refractor telescope
William Optics Diffraction Spikes is an ultra high optical transmission Bahtinov mask which produces the clearest, brightest and longest diffraction spikes facilitating focusing with ease and accuracy.
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TrustScore 4.5 | 7,300+ reviews
Yusuf A.
Fantastic experience overall. Will recommend to friends and family.
1 month ago
Zainab N.
Fantastic and great service. Shipping was faster than expected.
