Patent – EF 50 f/1.4

Canon Rumors
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EF 50 f/1.4

Canon patent for EF 50 f/1.4 USM

  • Patent Publication No. 2011-70032
  • Published 2011.4.7
  • Filled 2009.9.25

Specifications

  • Focal Distance: 51.70
  • Fno: 1.30
  • Half angle of view: 22.79
  • Image Height: 21.64
  • Lens Length (mm): 98
  • Back Focus (mm): 37.5
  • Aspherical: 2

The current 50 f/1.4 , while a bargain, is definitely due for a replacement.

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Canon EF 50 f/1.4 $449 at B&H

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