Lunt 8mm Flat-Field Eyepiece

• High-power flat-field optical design that stays sharp from center to edge—perfect for close-up solar detail (with proper filtration), lunar crater work, and planetary fine structure

• Ultra-low 0.1% anti-reflective coatings for superior contrast and minimal ghosting—the same coating technology used on Lunt etalons for premium performance

• Excellent light transmission and low scatter help reveal delicate filaments, sunspot penumbrae, and subtle tonal gradients

• Crisp, contrast-rich views make this an ideal eyepiece for H-alpha, white-light, and Ca-K visual observing with Lunt systems

• Precision-machined housing with glare-managed internals to preserve contrast in bright solar conditions and at night

• A compact, performance-forward upgrade that complements outreach kits, travel rigs, and permanent observatories alike

Specifications

• Focal Length: 8 mm

• Optical Type: Flat-field eyepiece

• Coatings: 0.1% anti-reflective (same process used on Lunt etalons)

• Intended Use: High-magnification visual observing for solar (with appropriate filtering), lunar, and planetary targets

• Compatibility: Designed for Lunt systems; broadly suitable with standard telescope focusers and diagonals

What’s in the Box?

• Lunt 8mm Flat-Field Eyepiece