GSO 30 mm 2" SuperView Eyepiece
Quick Overview
2-inch 30mm SuperView eyepiece with a wide 68° apparent field of view
Multi-coated optics, 5-element lens design, blackened edges for improved
22mm eye relief, fold-down rubber eyeguard
Compatible with standard 2-inch astronomy filters
Weight: 12.9 oz., Made in Taiwan
Product Details
GSO’s SuperView wide-field eyepieces have become highly popular among amateur astronomers. Offering a generous apparent field of view between 60° and 68°, these eyepieces deliver impressive performance while remaining budget-friendly and lightweight.
Available in 1.25" and 2" barrel sizes with focal lengths from 10mm to 50mm, SuperView eyepieces provide clear, sharp images with minimal chromatic aberration and distortion. The optical field remains flat across the view, ensuring comfortable observation.
Each eyepiece is designed with rubber grip rings and foldable rubber eyeguards. All lenses are fully multi-coated for optimal light transmission, and blackened lens edges help reduce stray light and enhance image contrast. Each eyepiece also includes two protective end caps.
GSO is a trusted name in optical equipment, and their products have been supplied under well-known brand names in the industry. These eyepieces are a solid choice for quality and valu
Technical Specification 
Parameter |
Value |
Eyepiece Series |
SuperView |
Focal Length |
30mm |
Barrel Size |
2" (50.8mm) |
Apparent Field of View |
68° |
Eye Relief |
22mm |
Filter Threads |
Standard 2" (M48 x 0.75) |
Coatings |
Fully Multi-Coated |
Lens Elements |
5 |
Lens Groups |
3 |
Blackened Lens Edges |
Yes |
Barrel Type |
Smooth Sided |
Protective Storage Container |
Yes (Agena 65x120mm) |
Height (with Eye Guard Extended) |
127mm |
End Caps |
2 |
Rubber Eye Guard |
Yes |
Weight |
12.9 oz |