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External viewfinder GV-1 - Overview

  • 172780_external-viewfinder-GV-1.jpg

  • Allows a comfortable framing

  • Mounts on the hot shoe almost directly above the lens

  • Includes 21 mm- and 28 mm-equivalent frames (on 35 mm)

  • Rate of view is approx. 90%

Description

The GV-1 is the optical viewfinder specially for GR, GR DIGITAL III / GR DIGITAL II / GR DIGITAL cameras. You can attach the external viewfinder in the hotshoe that is located above the lens, which will not show vignetting caused by the lens tube. It has the two frames that are equivalent to 28 mm and 21 mm (on 35 mm filmcameras). The 21 mm frame will be useful when the wide conversion lens is attached. Rate of view is approx. 90%. Includes case.

Lens type

Alberta type inverse-Galileo lens Optical viewfinder (with 5 lenses)

Finder magnification

0.42

Rate of view

Approx. 90% (The aspect ratio of 3:2, 3 m)

Dioptric

Finder image - 1.0D (3 m)

Eye point

From the final face of the eye point lens : 15 mm

From the rear end of the lens frame : 12.8 mm

Pupil diameter : 5 m

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