Lunt 12mm Eyepiece

Lunt 12mm Flat-Field Eyepiece High-contrast flat-field design keeps the entire view tack-sharp—perfect for resolving fine solar structure (with proper filtration), lunar details, and tight planetary features Ultra-low 0.1% anti-reflective coatings for maximum light transmission and minimal ghosting—the same coating technology used on Lunt etalons for premium performance 12 mm focal length hits the sweet spot for medium-to-high magnification, revealing filaments, plages, sunspot penumbrae, and delicate tonal gradations Excellent scatter control and glare management for clean, high-contrast views in bright solar and dim night-sky conditions Precision-machined housing with smooth insertion and secure clamping for consistent collimation and repeatable focus A focused, cost-effective upgrade that elevates both solar (with appropriate filters) and general visual observing on compatible setups Optimized to pair seamlessly with Lunt blocking filters and modules, and broadly compatible with standard astronomy gear Specifications Focal Length: 12 mm Optical Type: Flat-field eyepiece Coatings: 0.1% anti-reflective (same process used on Lunt etalons) Intended Use: Visual observing for solar (with proper filtration), lunar, and planetary detail Compatibility: Designed for Lunt systems; suitable with standard focusers/diagonals where compatible What’s in the Box? Lunt 12mm Flat-Field Eyepiece