New product
The Kowa Long Eye Relief Eyepiece 25x TSE-17HD is an eyepiece with a long eye relief of no less than 32 mm instead of 16 mm with the standard TSE-Z9B 20-60x eyepiece. This Long Eye Relief eyepiece has a fixed 25x magnification and a wide 2.1° angle of view that gives 36.7 metres of vision at a distance of 1000 metres. The TSE-17HD is suitable for the Kowa Spotting Scopes from the following series:
This eyepiece also fits the following historical spotting scopes:
TSN-603/604, TSN-661/662/663/664, TSN-1/2/3/4,
TS-601/602, TS-611/612/613/614 and
TSN-820/820M (requires TSN-EC1A adapter ring)
TSN-660 serie | TSN-600 serie | TSN-82SV serie | ||||
---|---|---|---|---|---|---|
Magnification | 25x | 25x | 25x | |||
Field of view (°) | 2,1° | 2,1° | 2,2° | |||
Exit pupil | 2,6mm | 2,4mm | 3,3mm | |||
Light transmission | 6,8 | 5,8 | 10,8 | |||
Twilight factor | 40,6 | 38,7 | 45,3 | |||
Eye relief | 32,0mm | 32,0mm | 32,0mm | |||
Field of view /1000m | 36,7m | 36,7m | 36,7m |
Spotting Scope | Spotting Scope |