The0.7x Reducer Lens for EdgeHD 800fromCelestronadds one full f-stop of exposure speed and broadens the field of view of the 8" configuration of Celestron's EdgeHD optical tube. This telescope accessory has a fully multicoated optical path featuring high-transmission lanthanum glass elements with blackened edges, delivering color faithful images that are contrast-rich and crisp from center to edge. A 105mm back focus distance accommodates additional imaging accessories and a wide range of cameras, including the Nightscape CCD and DSLRs. The 0.7x Reducer Lens has an aluminum housing that is precisely machined to ensure exact spacing and alignment of the optical elements.
0.7x magnification reduction
Increases field of view by 43%
Adds one f-stop speed to EdgeHD 800 optics
Fully multicoated optics, extra low dispersion lanthanum glass
105mm back focus distance accommodates imaging accessories
Blackened lens edges for reduced internal reflection