- Celestron - Skymaster...Amazon.com$94.95
- Celestron - Outland X...Amazon.com$79.59
- Nikon Monarch M5 12X42 ...Crutchfield$326.95
- Nikon Prostaff P3 ...L.L.Bean$139.95
- Bushnell 8x42mm Engage ...C6 Marine$357.99
- Leica Trinovid 8X32 HD ...Crutchfield$949.00
- Nikon PROSTAFF P7 8x30mm ...Opticsplanet$179.95
- FREE SOLDIER 20X50...Amazon.com$45.99
- Leica 10X42 Geovid...B&H Photo-Video-Pro A$2,599.00
- Celestron - Skymaster...Amazon.com$409.95
- Overtime OV28882...Zoro.com$108.99
- Nikon 10-22X50 Aculon...B&H Photo-Video-Pro Audio$166.95
- Bresser C-Series 10X42 ...Opticsplanet$199.99
- SIG SAUER Buckmaster...Optics Planet$189.99
- Bushnell 158042R 8x42mm...Zoro.com$115.99
- Vortex OPMOD Diamondback...Opticsplanet$279.99
- APEXEL 10X42 HD...AliExpress$15.00$46.87
- Bushnell Powerview 2...Opticsplanet$104.95
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Binoculars using either a Schmidt–Pechan roof prism, Abbe–Koenig roof prism or an Uppendahl roof prism benefit from phase coatings that compensate for a loss of resolution and contrast caused by the interference effects that occur in untreated roof prisms.
A Schmidt–Pechan prism is a type of optical prism used to rotate an image by 180°. These prisms are commonly used in binoculars as an image erecting system. The Schmidt–Pechan prism makes use of a roof prism section (from the German: "Dachkante", lit. roof edge ).
A roof prism, also called a Dachkanten prism or Dach prism (from German: Dachkante, lit. "roof edge"), is a reflective prism containing a section where two faces meet at a 90° angle, resembling the roof of a building and thus the name. Reflection from the two 90° faces returns an image that is flipped laterally across the axis where the faces ...
Roof prism designs allow a simpler exterior, and are now common but they are more expensive to produce. Complicating production requirements make high-quality roof prism design binoculars relatively costly to produce compared to in optical quality equivalent Porro prism binoculars.
An Abbe–Koenig prism is a type of reflecting prism, used to invert an image (rotate it by 180°). They are commonly used in binoculars and some telescopes for this purpose. The prism is named after Ernst Abbe and Albert Koenig .
Trinovid is the protected model designation of a roof prism binoculars series from the company Leitz (optics) (since 1986 Leica Camera) based in Wetzlar, a German centre for optics as well as an important location for the precision engineering industry.
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