Celestron CrossAim 12.5mm Illuminated Reticle Eyepiece
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The Celestron CrossAim 12.5mm eyepiece with illuminated double-crosshair reticle is designed for manual photographic guiding and precise alignment of telescopes and equatorial mounts.
Key Features
- Optical design: Plössl, 4 elements in 2 groups
- Focal length: 12.5 mm — apparent field of view: 40°
- Barrel size: 31.8 mm (1.25"), filter-threaded
- Reticle: double crosshair, adjustable red LED illumination with switch
- Eye relief: 8 mm
- Construction: aluminum and chrome-plated brass, multi-coated
- Included: 2 plastic caps, battery-powered illuminator
Use
Ideal for polar alignment of equatorial mounts, initial alignment of GoTo telescopes, and manual guiding during long-exposure astrophotography. Also useful for estimating the position angle of double star components.