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The Lumicon 1" (25mm) Extension Tube for 2" Eyepieces & Acc. threads on to the 48mm filter threads of an eyepiece or other accessory, and provides up to 1" of extension. This is often necessary to correct the distance of the focal plane of a camera or video recording unit when a telescope's eyepiece has been removed.
Adds up to 1" (25mm) path length
Screws on to 48mm female threads
48mm Female threads upon bottom accept 48mm screw-in filters
Made in the USA
In the Box
Lumicon 1" (25mm) Extension Tube for 2" Eyepieces & Acc.