Astrozap Bahtinov Mask - 63-139mm
Bahtinov Mask for 2.5-Inch to 5.5-Inch (63 to 139 mm) Outside Diameter Telescopes: This Astrozap Bahtinov Mask is a lightweight aluminum focusing screen with adjustable grommets. Fits telescopes with outside diameters of 2.5 to 5.5-Inch (63 to 139 mm). The thin design allows for optimal performance. The precision grid allows for perfect focus, every time. Easily fitted to the front of your telescope.
Manufacturer Product Number: 501
Original: $38.78
-65%$38.78
$13.57
Description
Bahtinov Mask for 2.5-Inch to 5.5-Inch (63 to 139 mm) Outside Diameter Telescopes: This Astrozap Bahtinov Mask is a lightweight aluminum focusing screen with adjustable grommets. Fits telescopes with outside diameters of 2.5 to 5.5-Inch (63 to 139 mm). The thin design allows for optimal performance. The precision grid allows for perfect focus, every time. Easily fitted to the front of your telescope.
Manufacturer Product Number: 501
