Kowa 30x Wide Angle Eyepiece

Eyepieces > Spotting Scopes

  • Magnification: 30x
  • Real Field of View (deg): 2.4
  • Apparent Field of View(deg.): 72
  • Exit Pupil Diam. (mm): 2.9(880); 2.6 (770)
  • Relative Brightness: 8.4 (880); 6.8 (770)
  • Twilight Factor: 51.4 (880); 48.1 (770)
  • Eye-Relief (mm): 20
  • Field of View (m@1000m): 41.9
Same Magnifications for both TSN-880 and TSN-770 Series feature New mount and Lens design: 5 groups with 7 elements. Extremely comfortable to look through with a 10% wider field of view than the TSN-820M Series and with a 20mm long eye relief, for ease of viewing..
Waterproof and nitrogen purged to prevent the lens from fogging; eyepiece converters allow the use of eyepieces from other spotting scope series.
The eyepieces have a locking system, to prevent loss and a 4 clicks twist-up eyecup.
View the whole Kowa Telescopes & Binoculars product range.
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