Instruction Manual
Page 125
... the lens aperture ring and on changes in the size of the lens aperture, as follows: fI t _ guide number s op - The f-number series is the way the N70 operates with the flash sync mode at the exact moment of exposure. Focal length The distance from the principal point... lenses, and lenses with a focal length of approx. 50mm are quoted in either meters or feet. This is a geometric progression based on the camera's LCD which allow the user to continuously vary the focal length without changing focus are 1.0, 1.4, 2, 2.8, 4, 5.6, 8, 11 , 16,22,32, etc., and each number is opened...
... the lens aperture ring and on changes in the size of the lens aperture, as follows: fI t _ guide number s op - The f-number series is the way the N70 operates with the flash sync mode at the exact moment of exposure. Focal length The distance from the principal point... lenses, and lenses with a focal length of approx. 50mm are quoted in either meters or feet. This is a geometric progression based on the camera's LCD which allow the user to continuously vary the focal length without changing focus are 1.0, 1.4, 2, 2.8, 4, 5.6, 8, 11 , 16,22,32, etc., and each number is opened...