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Televue Ethos 17mm 100º Ultra Wide Angle Telescope Eyepiece - Nice Condition

£600.00

  • Used
  • 10020
  • 1 In Stock

In very nice used condition

Details from the web below

The 17mm ETHOS is an ideal complement to the 31mm Nagler Type-5. They are parfocal (both have focus locations about 3/8" above shoulder) and the 31mm Nagler Type-5 has exactly twice the true field area.

 

Focal Length (mm): 17
Barrel Size (in.): 2"
Apparent Field of View (deg.): 100
Eye Relief (mm): 15
Weight (lb / oz): 1.55 / 24.8
Field Stop (mm): 29.6