Alpen® Rainier ED HD Waterproof Spotting Scopes

Alpen 788

Photo by BILL KONWAY

Alpen Rainier Spotting scopes feature ED HD technology which utilizes extra low dispersion high definition optics delivering superb optical clarity and color fidelity while defining the best in quality viewing performance.

Alpen 788

Spotting scope transition for sitting view.

UBX fully multi-coated optics, BaK4 prisms, and SHR metallic coating combine to provide the brightest and sharpest image possible. The large objective lenses collect huge amounts of light that allow the high magnification zoom lens elements to deliver a clear and sharp image.

Rainier spotting scopes offer an adjustable body collar allowing you to turn the scope for optimal positioning when viewing astronomical or terrestrial objects. O-ring sealed and nitrogen filled fully waterproof and fogproof construction allow use in any weather condition.

Alpen® Rainier Spotting Scope Features:

  • ED – Extra low dispersion optical system, HD – High definition
  • Adjustable collar attaches to tripod
  • Extra large BAK-4 prisms with SHR metallic coating and UBX fully multicoating provide exquisite optical performance
  • Extra large lens elements provide easy viewing
  • O-ring sealed and nitrogen filled for waterproof and fog proof security
  • Alpen’s No-Fault, No-Problem Lifetime Warranty
  1. Model 851

    Model 851ED

    20-60x80
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  2. Model 853

    Model 853ED

    20-60x80
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  3. Model 830 Cover

    Model 830

    Waterproof Field Case
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  4. Model 820 Camera Adapter

    Model 820

    SLR camera adapter (only for models 851 and 853)
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Product weights are net weights without straps, lens covers, or accessories attached.

RAINIER SPECIFICATIONS

Item Number 851 ED HD 853 ED HD
Description 20-60x80
Straight eyepiece 
20-60x80
45 degree eyepiece
Magnification 20-60X 20-60X
Objective Lens Diameter in (mm) 80 80
Focus System Body Body
Prism Type Porro Porro
FOV. (ft @ 1000 yds) Low/High  96/54 96/54
Exit Pupil in (mm) 4.0-1.3 4.0-1.3
Eye Relief in (mm)  17 17
Close Focus High/Low 20-20 20-20
Product Length 18.5 18.0
Lens Coating  UBX Fully
Multi-coated
SHR Metallic Coating
UBX Fully
Multi-coated
SHR Metallic Coating
Net Weight (oz.)  55 56
Tripod Adaptable  Yes
Not Included
Yes
Not Included
Prism Material  BaK4 BaK4
Waterproof/Fogproof  Yes Yes
 Type of Case  Not Included Not Included