SVBONY SV191 7.2-21.6mm Zoom Telescope Eyepiece (W9150A)

• Svbony SV191 super-wide-angle 1.25'' zoom eyepiece 7.2-21.6mm and 9mm-27mm, allow you to change magnification power without swapping out eyepieces

For W9150A

• The Svbony Super-wide Angle 1.25" 7.2mm-21.6mm zoom eyepiece allows you to change magnification power without swapping out eyepieces.
• 7-Elements / 4-groups made of high index glass deliver sharp, high contrast vistas.
• Blackened lens edges, anti-reflection threads for maximum contrast.
• Exceptionally long 18mm-20mm eye relief range allows for the use of eyeglasses without reducing the field of view visible through the eyepiece.

For W9150B

• SVBONY Super-wide Angle 1.25" 9mm-27mm zoom eyepiece allows you to change magnification power without swapping out eyepieces.
• 7-Elements / 4-groups made of high index glass deliver sharp, high contrast vistas.
• A simple twist of the zoom eyepiece housing changes the focal length from 9mm to 27mm, providing a variety of viewing magnification powers.
• Sleek black barrel with safety undercut to reduce the possibility of the eyepiece slipping out of the focuser or diagonal.
• Blackened lens edges, anti-reflection threads for maximum contrast.