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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 . . . -
30mm XW extra wide angle 2" eyepiece
$369.00This medium focal length 2" Pentax eyepiece is an excellent choice for medium power deep space observing with long focal length refractors, reflectors, or catadioptric scopes that have a 2" focuser or star . . . -
40mm XW extra wide angle 2" eyepiece
$399.00This long focal length 2" Pentax eyepiece is outstanding for low power/wide field astronomical observing with long focal length refractors and catadioptric telescopes . . .