Orion 52054 Premium Telescope Binocular Viewer, Black with Red Trim
- Revolutionary new stereo binocular Viewer design has big advantages over traditional binoviewers.
- With zero back focus requirement, can be Used with any type of telescope - even newtonians - without need for extender lenses.
- Features a dielectric-coated beam-splitting mirror - not a prism - which Reduces aberration and improves contrast.
- Twist-tight Collars on the eyepiece holders are self-centering to eliminate problematic eyepiece offset.
- Use any two 1.25" eyepieces (sold separately) for 3d-like, immersive views of Astronomical and scenic daytime subjects.