SVBONY ZOOM 7.2-21.6MM

One eyepiece, a full range of magnifications. The SVBONY 7.2-21.6 mm zoom lets you frame and study targets without swapping eyepieces, making it ideal for both astronomical telescopes and spotting scopes. Fully multi-coated optics deliver bright, sharp, high-contrast images across the zoom range, and the twist-up eyecups make viewing comfortable with or without eyeglasses.

Features

• Continuous zoom: 7.2-21.6 mm focal range covers low to high power without changing eyepieces.
• Fully multi-coated optics: bright, sharp, high-contrast images throughout the zoom range.
• 7 elements in 4 groups: well-corrected optical design for clean, crisp views.
• Twist-up eyecups: comfortable viewing with or without eyeglasses.
• Versatile: works with astronomical telescopes and spotting scopes.

Specifications

• Focal length range: 7.2-21.6 mm (zoom)
• Apparent field of view: 42-65°
• Optical design: 7 elements in 4 groups
• Coating: fully multi-coated
• Barrel size: 1.25"
• Eyecups: twist-up
• Compatibility: astronomical telescopes and spotting scopes