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Vixen BT81S-A 81 mm astronomical binocular

€1,299.00
Availability: In stock
Only 1 left
SKU:
VX-14304

BT81S-A Vixen astronomical binocular (eyepieces and mount sold separately). Features 81 mm achromatic lens, 480 mm focal lenght.

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Vixen BT81S-A astronomical binocular

BT81S-A Vixen astronomical binocular (eyepieces and mount sold separately). Features 81 mm achromatic lens, 480 mm focal lenght.

Features

Objective lens

81 mm Achromatic, Single coating with Mgfl

Focal length(Focal ratio)
Resolving power /

 480mm (F5.9)

Limiting magnitude

1.43 arc seconds / 11.3

Light gathering power

134x unaided eye

Size / Weight

480mmL x 190mmW x 155mmH / 4.1kg

Interpupillary distance

58mm to 102mm

Visual back

31.7mm push-fit

Accessory

Finder bracket shoe*1

Note: Eyepieces are sold separately.*2

*1 An optional XY red dot finder or 7X50 finder scope with finder bracket is available for the BT series of Binocular Telescopes.
*2 Both the LV Zoom and NPL eyepieces are not usable on the BT Binocular Telescopes. Be sure to use Vixen eyepieces with a focal length longer than 10mm (medium to low magnification) to prevent from alignment errors at high magnification.


More Information
Product Status New
Package width 30 cm
Package height 30 cm
Package depth 60 cm
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