International Organization for Standardization represents the film’s (or sensors) sensitivity to the light. The higher the number, the more information will be captured. 400 ISO film is more sensitive to light than 200 ISO film by 1 stop.
International Organization for Standardization represents the film’s (or sensors) sensitivity to the light. The higher the number, the more information will be captured. 400 ISO film is more sensitive to light than 200 ISO film by 1 stop.
