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Lens Field of View


by Roger N. Clark.

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They may not be used except by written permission from Roger N. Clark.
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               ================== Angular Coverage in degrees =================== 
Lens
Focal          Full Frame 35mm         APS H (1.3x crop)       APS C (1.6x crop)   
Length          36 mm   24 mm           27.9 mm 18.6 mm         22.3 mm 14.9 mm
(mm)            long    short           long    short           long    short

  14           104.25   81.20           89.80   67.19           77.07   56.04
  15           100.39   77.32           85.85   63.60           73.25   52.82
  20            83.97   61.93           69.79   49.88           58.28   40.86
  24            73.74   53.13           60.33   42.36           49.84   34.49

  28            65.47   46.40           52.97   36.75           43.43   29.80
  35            54.43   37.85           43.46   29.76           35.34   24.03
  50            39.60   26.99           31.18   21.07           25.14   16.95
  70            28.84   19.46           22.54   15.14           18.10   12.15
  85            23.91   16.07           18.64   12.49           14.95   10.02

 100            20.41   13.69           15.88   10.63           12.72    8.52
 135            15.19   10.16           11.80    7.88            9.44    6.32
 150            13.69    9.15           10.63    7.10            8.50    5.69
 180            11.42    7.63            8.86    5.92            7.09    4.74
 200            10.29    6.87            7.98    5.32            6.38    4.27

 250             8.24    5.50            6.39    4.26            5.11    3.41
 300             6.87    4.58            5.32    3.55            4.26    2.85
 400             5.15    3.44            3.99    2.66            3.19    2.13
 420             4.91    3.27            3.80    2.54            3.04    2.03
 500             4.12    2.75            3.20    2.13            2.55    1.71

 600             3.44    2.29            2.66    1.78            2.13    1.42
 700             2.95    1.96            2.28    1.52            1.83    1.22
 800             2.58    1.72            2.00    1.33            1.60    1.07
1000             2.06    1.38            1.60    1.07            1.28     .85
1400             1.47     .98            1.14     .76             .91     .61
2000             1.03     .69             .80     .53             .64     .43


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http://www.clarkvision.com/articles/lens.field.of.view

First Published March 29, 2013
Last updated March 29, 2013