Focal length equivalents

2/3inch sensor
4/3rds sensor
APS-C sensor
35mm film
6x4.5cm film
6x6cm film
6x7cm film
5x4in film
wide angle 6mm 14mm 18mm 28mm 35mm 40mm 65mm 90mm
8mm 17mm 24mm 35mm 40mm 50mm 80mm 105mm
standard 10mm 25mm 30mm 50mm 75mm 80mm 105mm 150mm
telephoto 18mm 45mm 55mm 90mm 125mm 150mm 180mm 270mm
30mm 70mm 90mm 135mm 200mm 250mm 270mm 400mm
45mm 100mm 135mm 200mm 300mm 350mm 400mm 600mm
super tele 66mm 150mm 200mm 300mm 450mm 500mm 600mm 900mm

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