47 lines
900 B
Markdown
47 lines
900 B
Markdown
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# References
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[Kern Switar Lenses - C-Mount](https://cinematography.com/index.php?/forums/topic/796-kern-switar-lenses-c-mount/&do=findComment&comment=5838)
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```
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Kern / Focal Length (mm) / Hood Diameter (mm)
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Switar / 10 / 33.5
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Yvar / 16 / 33.5
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Switar / 16 / 33.5
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*Switar / 25 / (Not provided by Surgenor; my RX matches the Switar 16mm RX)
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Pizar / 25 / 33.5
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Pizar / 26 / 33.5
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Macro Switar / 26 / (Not provided)
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*Pizar / 50 / (Not provided; my RX matches my Switar AR 75mm)
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Switar / 50 / 43.4
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Yvar / 75 / 33.5
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Macro Switar / 75 / (Not provided)
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*Switar AR / 75 / (Not Listed; matches my Pizar RX 50mm)
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Yvar / 100 / 33.5
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Macro Yvar / 150 / (Not provided)
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Yvar / 150 / 43.5
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These 33.5mm diameters apparently correspond to the 32mm front thread.
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Also, according to Chambless Cine Equipment, the Kern 100 group of zoom lenses, (POE, POE-4, and PTL), have an 85mm front thread.
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