Telescope Eyepiece Double Lens, 13mm Diameter, 20mm Focal Length (1)

OPTICAL DESIGN: Double lens construction with 13mm diameter provides enhanced image clarity and reduced aberration FOCAL LENGTH: 20mm focal length offers versatile magnification suitable for both planetary and deep sky observation COMPATIBILITY: Universal 1.25-inch barrel size fits most standard telescope focusers and diagonal mirrors VIEWING COMFORT: Optimal eye relief distance allows comfortable extended viewing sessions without eye strain PRECISION OPTICS: Multi-element lens system delivers sharp, high-contrast images with excellent color correction Precision Optics: Double Lens Design for Stellar Observations Experience the cosmos like never before with our advanced telescope eyepiece. Featuring a sophisticated double lens design, 13mm diameter, and 20mm focal length, this eyepiece delivers exceptional clarity and versatility. Perfect for both planetary and deep-sky observations.