Features

Binoculars with 80 mm lens diameter
31.7 mm (1 1/4 inch) eyepiece sockets for changeable eyepieces
Very high light intensity thanks to the large 80 mm lenses
Dimensions: 480 x 190 x 155 mm / weight: 4.1 kg
Included: binoculars, carry handle, viewfinder, dew caps

Description

Take a look through the new Vixen BT-81S-A binoculars. You will be impressed when you use them to observe gas nebula, star clusters or comets.

The magnesium fluoride coating reduces chromatic aberration and the large aperture of 81 mm ensures a razor-sharp, contrast-rich image. The BT-81S-A binocular telescope set weighs 4.1 kg, is portable and also exceptionally suited for nature observations.

Specs

Optical design Refractor telescope

Resolution and limiting magnitude 1.43 arc seconds, 11.3

Focal length 480 mm (f/5.9)

Type of coating Fully multi-coated

Color of coating Blue

Body material Aluminum

Adapter and connections 31.7 mm clamp

Dimensions and weight 480 x 190 x 155 mm; 4.1 kg

Warranty

Vixen warranties its products to be free from initial defects in materials and workmanship for a specified period based on part type:

Vixen Electronic Parts: Limited One Year Warranty

Vixen Mechanical Parts: Limited Two Year Warranty

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CA Residents: Prop 65 WARNING(S)

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Vixen Astronomy Binoculars BT-81S-A

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