1.25" 6/9/15/20mm Astro Telescope Eyepieces Kit Eye Lens 66° Ultra Wide Angle

Description

Product description
Size:
6mm 9mm 15mm 20mm
1.25" 66 degree ultra wide angle HD telescope accessory sets captures wide viewing field along with extra sharpness and long eye relief
The approx 66 degree AFOV is perfect for broad field lunar observations;medium sized star clusters;wide range of cloudy nebulas and deep sky targets
Fully multi coated optical lens:
Broadband green film increases light permeability;make the images clearer and brighter
62 degree ultra wide field of view:
Apparent field of view offers ultra wide views of the moon;star clusters;the Milky Way
16mm long eye relief:
Awesome long eye relief and very comfortable viewing for long time
Soft fold-down rubber eye-guard:
Comfortable accurate observation;twist up and down for wear glasses or not
Solidly made construction:
Constructed with machined aluminum and stainless steel;solidly made construction
Threaded to accept 1.25" filters:
Threaded for any standard 1.25” astronomy filters;barlow lens or other astronomical devices
Multi-element design:
6mm:5-elements in 3 groups
9mm:6-elements in 4 groups
15mm:4-elements in 3 groups
20mm:5-elements in 3 groups
Delivers sharp images with good color correction and contrast
Edge-blackened optics:
Internally blackened to eliminate light scattering
Specifications:
Eyepiece series: ultra wide
Focal length: 6mm/9mm/15mm/20mm
Barrel size: 1.25" /31.7mm
Apparent field of view: 66 degree
Lens material: optical glass lenses
Filter Threads: standard 1.25" filter thread
Coating: fully multi coated broadband green
Rubber eye guard: yes
Package includes:
1x 1.25" ultra wide 6mm eyepiece
1x 1.25" ultra wide 9mm eyepiece
1x 1.25" ultra wide 15mm eyepiece
1x 1.25" ultra wide 20mm eyepiece