SVBONY TWM1 Telescope Eyepiece 1.25 inches Telescope Accessory 68 Degree Ultra Wide Angle Astronomy Gifts (20mm)

68 degree ultra wide FOV
Comfortable ultra-wide field that naturally more poerful to get bright and sharp viewing

Fully multi coated lens
Observation without introducing additional chromatic aberration;make image more sharper

Broadband green film optical glass
Chromatic corrected;high transmittance to achive clear and sharp viewing

Optical structure design
Multi-element design;highly achromatic;it delivers sharp images and enhance the details of planetary filters

Soft rubber eye guard
Fold down soft rubber eye guard is more comfortable for eyeglass wearers

Specifications:
Structure design:4-elements in 3 groups (20mm)
Eyepiece series:68 degree ultra wide eyepiece
Focal length:20mm
Barrel size:1.25" (31.7mm)
Eye relief:17mm
Apparent field of view:68 degree
Lens material:optical glass lenses
Body material:fully metal
Filter threads:standard 1.25" filter thread

Package includes:
1xSVBONY 1.25" ultra wide 15mm eyepiece
2xSVBONY lens cover

• Fully multi coated lens; This 1.25-inch eyepiece is fully multi-coated for maximum contrast and resolution; black anodized aluminum housings; internally blackened eyepiece to eliminate light scattering and contrast
• 68 degree field of view; provides a wide field of view; 66° wide-angle eyepiece is especially useful for locating celestial objects; appreciating star fields; and observing larger deep-sky targets like nebulae and star clusters
• 20mm focal length; the tlescope eyepiece has a low magnification; suitable for observing the magnificent scenery of deep sky objects such as nebulae and star clusters
• Fold down soft rubber eye guard;block stray light also bring the convenience to eyeglass wearers
• 1.25 inch telescope eyepiece; suitable for 1.25-inch telescopes and astronomy accessories; standard 1.25" filter; M26.5*0.6 thread; can be connected to filter; It's a great Halloween birthday christmas gift