The Celestron 2x Barlow lens with T-Adaptor can be used three ways: as a 2X Barlow for visual use, as a prime focus T-adapter, or as a Barlowed T-adapter for double the magnification and the benefit of extra inward focus travel. Insert any 1.25...
The Barlow lens is used to multiply the focal length (Magnifying Power) of the objective lens. It is inserted between the diagonal and the eyepiece. The benefits of using a Barlow lens to increase magnification are: 1. Improved eye relief. 2. Reduced...
The Omni Barlow is a high quality 2x Barlow lens that doubles the magnification of all 1.25" eyepieces. This economically priced Barlow has great features like low profile, 2-element fully-multicoated optical design and blacked lens edges.