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Pentax 3.5mm XW extra wide angle eyepiece
$299.00This very short focal length Pentax eyepiece has a wide 70° field of view combined with a long 20mm eye relief for eyeglass use . . . -
Pentax 20mm XW extra wide angle eyepiece
$299.00This medium focal length Pentax provides sharp and very wide field images for both terrestrial and astronomical observing . . . -
Pentax 10mm XW extra wide angle eyepiece
$299.00This short focal length Pentax is a high power eyepiece usable for both terrestrial and astronomical observing . . . -
Pentax 5mm XW extra wide angle eyepiece
$299.00This short focal length Pentax eyepiece has a very wide 70° field of view and very long 20mm eye relief, a uniquely useful combination not matched by other eyepieces . . . -
Pentax 14mm XW extra wide angle eyepiece
$299.00This medium focal length Pentax is a dual-purpose eyepiece for both terrestrial and astronomical observing . . . -
Pentax 7mm XW extra wide angle eyepiece
$299.00This wide field Pentax eyepiece is designed for high power observing of objects on the ground by day and in the skies at night . . . -
Explore Scientific 62° 14mm 1.25" Waterproof Eyepiece
$149.99Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. -
Explore Scientific 16mm 68° field argon-purged waterproof 1.25" eyepiece
$219.99This Explore Scientific 16mm argon-purged eyepiece is a truly fine medium power eyepiece with a substantial 68° field of view that can provide a comfortable "picture window onto space" viewing experience with virtually any telescope type. -
Explore Scientific 40mm 68° field argon-purged waterproof 2" eyepiece
$519.99If you have room in your observing kit for only one long focal length wide angle eyepiece, this Explore Scientific 40mm argon-purged eyepiece may well be the one eyepiece for you. -
Explore Scientific 62° 40mm 2" Waterproof Eyepiece
$289.99Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value.