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Nikon 16-48x/20-60x Zoom RAIII Generation Eyepiece Compatible With RAIII PS 5

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Quick Overview

Availability: Ordered In Upon Purchase



  • Quick and secure attachment.

  • Multilayer coated lenses

  • Aspherical lens elements

  • Waterproof seal

RRP: $289.00

Special Price: $229.00

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Details

Nikon 16-48x/20-60x Zoom RAIII Generation Eyepiece 

Availability: Ordered In Upon Purchase

Dedicated eyepiece with variable magnification for use with specific EDG series Fieldscopes. Delivers bright, clear images at 20-60x magnification when attached to an EDG Fieldscope model with an 85 mm objective lens, and at 16-48x magnification when attached to a model with a 65 mm objective lens. Features a bayonet-type mount with lock for quick and secure attachment to the Fieldscope. With a long eye-relief this zoom eyepiece is a great choice for viewing subjects from variable distances, even if you wear glasses.

Features

  • Magnification: 20-45x when attached to a Fieldscope III or EDIII; 25-56x when attached to a Fieldscope ED82; and 13-30x when attached to a Fieldscope ED50.
  • Angular field of view (Real/degree): 2 at 20x magnification when attached to a Fieldscope III or EDIII; and 1.6 at 25x magnification when attached to Fieldscope ED82; and 3 at 13x magnification when attached to Fieldscope ED50.
  • Angular field of view (Apparent/degree): 38.5 for all models. At 20x magnification when attached to a Fieldscope III or EDIII; at 25x magnification when attached to a Fieldscope ED82; and at 13x magnification when attached to a Fieldscope ED50.
  • Field of view at 1,000m: Approximately 35 m when attached to a Fieldscope III or EDIII at 20x magnification; 28 m when attached to a Fieldscope ED82 at 25x magnification; and 52 m when attached to a Fieldscope ED50 at 13x magnification.
  • Exit pupil: 3 mm at 20x magnification when attached to a Fieldscope III or EDIII; 3.3 mm at 25x magnification when attached to a Fieldscope ED82; and 3.8 mm at 13x magnification when attached to a Fieldscope ED50.
  • Relative brightness: 9 at 20x magnification when attached to a Fieldscope III or EDIII; 10.9 at 25x magnification when attached to a Fieldscope ED82; and 14.4 at 13x magnification when attached to a Fieldscope ED50.
  • Eye relief: 12.9 mm for all models at: 20x magnification when attached to a Fieldscope III or EDIII; 25x magnification when attached to a Fieldscope ED82; and 13x magnification when attached to a Fieldscope ED50.
  • Weight: 100 g.

Specifications

EDG Fieldscope

85/65

Magnification

20-60x/16-48x

Real field of view

2.2°-1.1°/2.8°-1.4°, calculated based on ISO14133.

Apparent field of view

42°-60°, calculated based on ISO14133.

Field of view at 1000m

38-19m/49-24m

Exit Pupil

4.3-1.4/4.1-1.4

Relative Brightness

18.5-2.0/16.8-2.0

Eye Relief (mm)

18.4-16.5

Length (mm)

99, without caps.

Outer Diameter (mm)

63, without caps.

Weight (g)

330, without caps.

Compatibility to FSB series (Digiscoping)

No

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