Astronomy Specialist

BAHTINOV MASK

$29.00

Tube size
Quantity
- +

 

The Bahtinov or focusing mask is a brilliant aid to get a perfect focus. When the telescope is pointed toward a bright star, the mask generates the typical pattern that makes the focusing procedure easy. Adjust the focus of your telescope till you will see a symmetrical pattern.

 

Material
Aluminium alloy / plastic (TSBahtinov250 and TSBahtinov290)
Thickness
1 - 2 mm
SKU 65mm - 100mm mask W2381AD
Inside scope use diameter 62 mm - 96 mm
Outside scope use diameter 77 mm - 111 mm
SKU 85mm - 120mm mask W2381AA
Inside scope use diameter 82 mm - 117 mm
Outside scope use diameter 97 mm - 132 mm
SKU 105mm - 150mm mask W2381AB
Inside scope use diameter 105 mm - 153 mm
Outside scope use diameter 120 mm - 169 mm
SKU 150mm - 200mm mask W2381AC
Inside scope use diameter 151 mm - 199 mm
Outside scope use diameter 166 mm - 213 mm
SKU 175mm - 220mm mask W2381AE
Inside scope use diameter 172 mm - 219 mm
Outside scope use diameter 187 mm - 234 mm
SKU 250mm - 285mm mask TSBahtinov250
Inside scope use diameter TBD
Outside scope use diameter TBD
SKU 290mm - 340mm mask TSBahtinov290
Inside scope use diameter TBD
Outside scope use diameter TBD
×
Welcome Newcomer