Brand and Model: | Surplus Shed Kellner 19.9mm |
Price ($USD): | 20 |
Type: | Kellner |
Focal Length: | 19.9 mm |
Barrel Size: | 1.25 |
Apparent FOV: | 45.0 degrees |
Field Stop Dia.: | 0.0 mm |
Eye Relief: | 13 mm |
Elements: | 3 |
Weight (lbs): | |
Description: | This eyepiece is a 3 element wide field Kellner design with coated optics and has a threaded barrel which accepts standard filters. Fits 1.25†telescope focusers. The optics are new wide field binocular eyepieces that we re-mounted for telescope use. Eye relief is 13mm and exit aperture is 17mm. Focal length is 19.9mm. |