Features:
1. Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer deposition coatings.
2. The72 Series Argon-Purged Waterproof extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics.
3. The 72 Series eyepieces come with a removable and foldable soft silicone rubber eyecup for the comfort of the observer
4. Fully multi-coated glasses for excellent image contrast and light transmission
5. Sharp optimal performance with low chromatic aberration
6. Applicable: watch the scenery, bright celestial observations, nebula and soon
Specification:
2. Focal Length:34mm
3. Barrel Size:2" (51.8mm)
4. Apparent Field of View (Mfg Specified): 72��
5. Filter Threads Standard: 2" Filter Thread (M48 x 0.75)
6. Coatings: Fully Multi-Coated
7. Lens Elements:5
8. Blackened Lens Edges: Yes
9. Barrel Safety Recess: Yes
10. Rubber Eye Guard: Yes
11. Weight:605g
Package Include:
1 X 34mm Aspheric Eyepiece