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ZWO 21mm M42 to M42 Extender (ZWO-T2-EXT-21) stockyIgnore and the focal length can

ZWO 21mm M42 to M42 Extender (ZWO-T2-EXT-21) stockyIgnore and the focal length can

Name: ZWO 21mm M42 to M42 Extender (ZWO-T2-EXT-21) stockyIgnore and the focal length can
Brand: avramcheva.com
SKU: 75259285196
Price: 17.00 USD
Availability: InStock
Rating: 4.6741 (19 reviews)

SKU: 75259285196

4.7

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ZWO 21mm M42 to M42 Extender (ZWO-T2-EXT-21) stockyIgnore and the focal length canThe extender is designed to help you to reach 55mm or any other back focus distance.

Store: avramcheva.com · Domain: avramcheva.com

Description

and the focal length can be shortened to 414mm

CGE Pro NexStar SE Series

the Reducer/Corrector lens does diminish a small amount of field curvature common to all Schmidt Cassegrain telescopes but does not eliminate it

6) filters

but the eye relief may be uncomfortably long for some users without eyeglasses

ZWO 21mm M42 to M42 Extender (ZWO-T2-EXT-21) stockyIgnore and the focal length canThe extender is designed to help you to reach 55mm or any other back focus distance.

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