The exposure combination of the film machine is daytime, rainy, cloudy and cloudy.

The exposure combination of the film machine uses films with iso of 100(GB2 1 degree sensitivity):

Sunshine shutter1125, aperture f 16.

Rainy shutter1125, aperture f4.

Cloudy shutter1125, aperture f8.

Cloudy shutter1125, aperture f5.6

The relationship between shutter and aperture is that the aperture decreases or increases with each step of shutter increase or decrease. For example, in sunny days, the shutter is1125 and the aperture is f 16. The shutter can be used in combination with the aperture of f22, 1/250 seconds and f8.