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Wide angle eyepiece 30x, 7 lens elements in 5 groups. Field of view 10% wider than conventional eyepieces.
This high-performance eyepiece design with 7 lens elements in 5 groups provides easy viewing with an eye relief of 20mm and field of view approximately 10% wider than conventional eyepieces. This wide field of view is extremely useful when searching for subjects that you want to bring into view. The 20mm eye relief allows you to see the entire field of view, even when wearing eyeglasses.
Suitable for the following Kowa spotting scopes:
TSN -771*, TSN-772*, TSN-773, TSN-774, TSN-881*, TSN-882*, TSN-883, TSN-884, Telephoto lens**
* Product no longer available
** Requires TP-88EC1 prism adapter
|Exit pupil||Eye relief||Field of view at 1000 M||Magnification||Real field of view||Relative brightness||Twilight factor|
|2.6mm (TSN 770) 2.9mm (TSN 880)||20mm||41.9M||30x wide||2.4 degrees||6.8mm (TSN 770) 8.4mm (TSN 880)||48.1 (TSN 770) 51.4 (TSN 880)|