Mirror Blank

Description

Mirror lens blank, 11" X 3/8". Has chip in one side, material is unknown. Item is surplus and sold as is, no refunds, exchanges or returns.
Plossl Eyepiece Set:
This four-piece 1.25 inch astronomy accessory kit let you get the most out and enhances the performance of your telescope, it contains 4mm/10mm/ 25mm Plossl eyepiece, a 2x Barlow lens w/ T adapter.
Multi coated offering the best image
Full Metal, soft Rubber Eyeguard
The inside of the adapter is fully threaded to minimize reflections
Comes with 3 eyepieces that provide low, medium and high powered magnification for viewing a wide range of objects (Moon, planets, or land)
The Focal Length: 4mm 10mm 25mm
Thread Pitch: M28.5*0.6 (for Standard 1.25 inches filters)
Barlow Lens:
100% Brand New and Never Used
Doubles the magnification of any inserted 1.25 inch eyepiece
A prime focus T-adapter for attaching a DSLR camera.
A tele-extender for increasing the focal length of the telescope when attaching a DSLR camera
With the T2 threads M42x0.75, you can attach a T-ring for astronomy photography
Barrel Size: 1.25"
Magnification Factor: 2x
Lens Material: pure optical glass lens
Lens Coating: Multilayer HD broadband green film
Sleeve Material: Metal
Thread: M42*0.75 pitch
Net Weight: 85g
Total Height: 75mm
Package Includes:
Plossl 4mm Eyepiece
Plossl 10mm Eyepiece
Plossl 25mm Eyepiece
Barlow Lens(2x)
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