Vixen BT81S-A Astronomical Binoculars - Two 25mm NLV Eyepieces

Vixen BT81S-A Astronomical Binoculars - Two 25mm NLV Eyepieces
$1,450.00
Item # VX-14304P1
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  • The Vixen BT81S-A Astronomical Binoculars magnesium fluoride coated, air space doublet design, dramatically recuces chromatic aberration for magnificent views.
  • Very portable, at just 9 lbs in weight, so that it can easily be taken to all your observing locations.
  • The Vixen BT81S-A Astronomical Binoculars deliver spectacular views of comets and star clusters,
  • This model includes two Vixen 25mm NLV eyepieces for a spectacular view right out of the box!
  • Mount Not Included
Description

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Vixen BT81S-A Astronomical Binoculars - Two 25mm NLV Eyepieces

Make a great view even better with Vixen's NEW BT81S-A Binocular Telescope. You will see spectacular views of comets and star clusters. The Magnesium Fluoride coated, air space doublet design, dramatically recuces chromatic aberration for magnificent views. This large aperture, 81mm binoculars, deliver crisp, clear images.

The BT81S-A is very portable, at just 9 lbs in weight, so that it can easily be taken to all your observing locations. This model includes two Vixen 25mm NLV eyepieces for a spectacular view right out of the box!

Vixen BT81S-A Astronomical Binoculars Features

  • Focal Ratio F/5.9
  • Aperture : 81mm (3.1")
  • Focal length - 480mm
  • Resolving Power: 1.43 arc secconds
  • Two Vixen 25mm NLV eyepieces included.
  • Features: Carry Handle, Finder Bracket
Vixen Product Number: 14304P1
Additional Information

Additional Information

SKU VX-14304P1
Manufacturer Vixen
Activity Astronomy
Lens Aperture 81mm
Magnification Variable
Exit Pupil Not supplied by manufacturer
Eye Relief Not supplied by manufacturer
Close Focus Not supplied by manufacturer
Focusing System Center Focus Knob
Waterproofing None
Housing Material Aluminum
Optical Coatings Fully Multi-Coated
BK-7 or BAK-4 BAK-4
Prism Type Porro Prism
Diopter Compensation +/- 1
Interpupillary Distance Range Not supplied by manufacturer
Angular Field of View Not supplied by manufacturer
Linear FOV at 1000 Yards Not supplied by manufacturer
Tripod Adaptable Yes
Weight 9 lbs.
Dimensions Not supplied by manufacturer
Warranty Lifetime Warranty
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Included Items

Included Items

  • Vixen BT81S-A Astronomical Binoculars
  • Two 25mm NLV Eyepieces
  • Carry Handle
  • Finder Bracket
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