ASIN: B001E5P89I
Manufacturer: Orion
Expansion Set of three mid- and high-magnification 1.25 Orion Edge-On Planetary telescope eyepieces designed for exceptional planetary and lunar viewing
Expansion Set includes 14.5mm, 9mm, and 5mm focal length Edge-On Planetary telescope eyepieces
Flat field design ensures sharp focus out to the edge of each eyepiece’s wide 55deg apparent field of view
Barrel distortion and field curvature commonly seen in standard eyepiece designs are delightfully absent in Orion Edge-On Planetary eyepieces
Each included Edge-On Planetary telescope eyepiece has long 20mm eye relief for comfortable viewing even while wearing eyeglasses