High-Definition 2" 40mm Telescope Eyepiece for Stargazing

 Fully Multi-Coated (FMC) Lenses – Enhances light transmission for sharper, brighter views of celestial objects.
 56° Apparent Field of View – Wider perspective to observe star clusters, planets, and deep-sky objects.
 20mm Long Eye Relief – Comfortable for eyeglass wearers; foldable rubber eyecup reduces stray light.
 Durable Metal Housing – Alloy frame with blackened lens edges to minimize reflections.
 Universal Compatibility – Works with reflectors, refractors, and Dobsonian telescopes (2" focuser required).

Specifications:

• Focal Length: 40mm

• Barrel Size: 2 inch (50.8mm)

• Lens Design: 3 elements in 2 groups

• Coating: FMC broadband anti-reflective film

• Filter Thread: Standard M48×0.75 (for 2" filters)

• Weight: 354g / 0.78 lbs

Package Includes:

1× 2" 40mm Eyepiece

⚠️ Warning: Never point your telescope directly at the sun without a proper solar filter!