Dedicated eyepiece for use with RAIII WP series Spotting Scopes. Features a bayonet-type eyepiece mount with locking system for quick and secure connection, and a turn-and-slide eyecup.
Magnification: 20x when attached to a 65 mm diameter-objective model, and 25x when attached to an 82 mm diameter-objective model
Angular field of view (Real/degree): 2.5 when attached to a 65 mm diameter-objective model and 2.0 when attached to an 82mm diameter-objective model
Angular field of view (Apparent/degree): 50.0 when attached to both a 65 mm or 82 mm diameter-objective model
Field of view at 1000 m: Approximately 44 m when attached to a 65 mm diameter-objective model and 35 m when attached to an 82 mm diameter-objective model
Exit pupil: 3.3 mm when attached to both a 65 mm or 82 m diameter-objective model
Brightness: 10.9 when attached to both a 65 mm or 82 mm diameter-objective model
Eye relief: 18.0 mm when attached to both a 65 mm or 82 mm diameter-objective model
Weight: 170g
Please note that stock levels do fluctuate so please call or email to check today's stock before placing your order.
This Double DVD (180min) is a simplified easy to understand guide to the operation of the Meade ETX Telescopes. Unlike other instructional aids, this DVD is clearly laid out and goes into great detail for instance on the polar alignment setup for photography.
Great Price at only £16.99
Beginners Guide To Equatorial Mounted Telescopes. DVD Video
Learn how to use your equatorial mounted telescope in 45 minutes!
Great Price at only £14.99
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