Patent ID: 6163654
Filing Date: 2000-12-19
Classification: G03B,G11B

Abstract:
A camera which determines whether a film cartridge loaded in said camera is a partial cartridge, containing photographic film having an exposed frame and an unexposed frame, or not, and feeds the photographic film from the loaded film cartridge up to a first unexposed frame if determining that the loaded film cartridge is the partial cartridge; said camera comprising:first battery checking means comprising first determination means for determining whether voltage of a battery in said camera is more than a first threshold level, and first prohibiting means for prohibiting photographing if the loaded film cartridge is not determined as being the partial cartridge and said first determination means determines that the voltage of said battery is less than the first threshold level; andsecond battery checking means comprising second determination means for determining whether the voltage of said battery is more than a second threshold level higher than the first threshold level, and second prohibiting means for prohibiting photographing if the loaded film cartridge is determined as being the partial cartridge and said second determination means determines that the voltage of said battery is less than the second threshold level.