Tele Vue 8mm Ethos SX 1.25/2 Eyepiece - High Performance Telescope Lens for Astronomy & Stargazing - Perfect for Deep Space Observation & Celestial Viewing

The Televue 8mm Ethos eyepiece provides a 100° apparent field for a true "spacewalk" view of the night sky. Distortion correction, high contrast and on-axis sharpness for planetary viewing. Televue 8mm Ethos eyepiece provides a generous 15mm of eye relief for comfortable observing. Accepts DIOPTRX eyesight astigmatism correctors. The Televue 8mm Ethos eyepiece will fit either 2" or 1.25" barrel sizes and weighs 0.95 lbs (15.2 oz.). Dramatic high magnification views combine with stunning wide field backgrounds suitable for use with binocular viewers.

• Apparent field: 100°
• Focal length: 8mm
• Effective field stop diameter: 13.9mm
• Eye relief: 15mm (accepts DIOPTRX eyesight astigmatism corrector)
• Barrel size: 2"/1¼"
• Black barrel diameter: 53.4mm
• Weight: 0.95 lbs (15.2 oz.)