Orion Illuminated Reticle Telescope Eyepiece

The Orion Illuminated Plossl 12.5 mm eyepiece is a valuable addition to any astronomer's equipment collection. It has many useful applications, including precise alignment of computerized GoTo systems. The 12.5 mm focal length eyepiece allows for accurate centering of alignment ...The Orion Illuminated Plossl 12.5 mm eyepiece is a valuable addition to any astronomer's equipment collection.

It has many useful applications, including precise alignment of computerized GoTo systems. The 12.5 mm focal length eyepiece allows for accurate centering of alignment stars, which increases the accuracy of the GoTo system. The illuminated reticle enables you to precisely center alignment stars and objects in the telescope.

The 4-element Plossl design is also well suited for off-axis guiders, where light gathering is minimal, to help ensure tracking accuracy during guided astrophotography sessions. A 4-element Plossl design with fully multi-coated lenses ensures bright views through the illuminated reticle eyepiece. Its 40° apparent field is ideal for multiple functions.