This Datyson Image Rectifier Universal Erecting Prism is a new roof design for Newtonian Reflector Telescopes,and 1.5X means that it has a 1.5x Barlow effect,it not only rectifies the image but also magnifies the image by 1.5x.It also with standard M42x0.75mm thread for Astro-photography.

Specifications:
Body Material: Aluminum
Prism: BAK4
Prism Type: Roof
Coated: Multi-Coated Lens
Adapter:1.25 Inches
Scew: M42X0.75mm (Astrophotography)
Magnification 1.5x

Package Include:
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