66°wide angle eyepiecd; 66 degree AFOV perfects for broad field lunar observations; medium sized star clusters; wide range of cloudy nebulas and deep sky targets with extra sharpness Multiple magnification telescope eyepiece kit; 6/9/15/20mm focal length; high power and medium eyepiece fits for viewing surface and potholes details on the moon; the planetary; lunar; double stars; nebulas and deep sky FMC coating; improves light transmission; provides brighter images; which is especially important when observing faint objects; FMC eyepiece enhances contrast and color fidelity of observed images; sees celestial objects more clearly Edge blackened optics eyepiece; internally blackened to eliminate light scattering; minimize internal reflection and maximize contrast 1.25 inch eyepiece; suitable for 1.25” telescopes; mirror diagonal; barlow lens and other astronomical accessories; standard 1.25” filter thread; can be connected to the filter; helpful for obtaining contrasting planetary images Foldable eyecup; the telescope eyepiece set can fold down the rubber eye cup and more fit the glasses wearer; getting close to lens and see easily Durable and portable; 2 dust proof for every eyepiece; and a extra rubber eye cup that can prevent scratching of optic; the tube of eyepiece made of aluminium can be used for long time SVBONY 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:
1xSVBONY 1.25" ultra wide 6mm eyepiece
1xSVBONY 1.25" ultra wide 9mm eyepiece
1xSVBONY 1.25" ultra wide 15mm eyepiece
1xSVBONY 1.25" ultra wide 20mm eyepiece