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35mm to CCTV Conversion Chart
Use your 35mm camera and this chart to help make your lens decision.
35mm to CCTV Focal Length Conversion Chart
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35 mm
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1/4"
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1/3"
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1/2"
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2/3"
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1"
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Angle
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10
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0.9
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1.4
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1.8
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2.5
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3.7
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120.6
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35
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3.2
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4.8
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6.4
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8.8
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12.8
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53.2
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60
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5.5
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8.2
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11.0
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15.1
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22
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32.6
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85
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7.7
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11.6
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15.6
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21.3
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31.1
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23.3
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110
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10.0
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15.1
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20.1
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27.6
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40.3
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18.1
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135
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12.3
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18.5
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24.7
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33.9
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49.4
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14.8
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160
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14.6
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21.9
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29.3
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40.2
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58.6
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12.5
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185
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16.8
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25.3
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33.9
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46.4
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67.7
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10.8
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210
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19.1
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28.8
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38.4
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52.7
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76.9
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9.5
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235
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21.4
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32.2
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43.0
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59.0
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86.0
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8.5
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260
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23.7
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35.6
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47.6
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65.3
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95.2
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7.7
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CCTV focal length numbers shown converted from a 35mm camera zoom lens.
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