SVBONY SV188P Dielectric Mirror Star Diagonal, 90 Degree Mirror Diagonal Bundle with 0.5X Focal Reducer, 1.25 inches Fully Multi Coated

SV188P 1.25" nosepiece fits telescopes with 1.25in focusers. Accepts standard 1.25” eyepieces, filters, Barlow lenses and other accessories with a 1.25" insert barrel.For more comfortable overhead viewing through refractor and Cassegrain type telescopes.Correct upside down and left right reversed image. It will look like trying to read a sign in a mirror. Suitable for space viewing, for there is NO upside down or right side up in space.1.25" 0.5x Focal Reducer for Telescope Eyepiece Photography and Observing. A wonderful tool for astrophotography telescopes: reduce exposure time and simplify astrophotography, suitable for shooting. Capture wider field of view, the focal reducer is good for visual use for a bigger FOV and is indispensable when CCD imaging. The case is made of metal, which better protects the product itself and prolongs its service life.

• Dielectric coatings; super flat mirror with dielectric coatings to reduce reflected light loss; provide an over 99% reflective surface; good for astronomical viewing
• 1.25 inches nosepiece fits 1.25 inches telescopes; accepts standard 1.25in filters; eyepieces; Barlow lenses and other accessories with a 1.25in insert barrel
• 90 degree viewing angle; diagonal reflects the telescope’s light path 90 degree to provide a more comfortable viewing angle; best for observing objects overhead
• 0.5x focal reducer cuts the telescopes focal length in 0.5 times of original's to get a wider field of view
• Fully anti-reflection coatings on all air-glass surfaces for increased contrast