To provide a film unit with a lens capable of easily performing appropriate photographing in a wide brightness range.

By operating a mode operation member 8, either an AE mode or a night scene mode is selected. In the AE mode, a diaphragm is switched to a small aperture and a middle aperture in accordance with the luminance of a subject under a condition that 1st shutter speed being high speed is set. In the night scene mode, photographing is performed on a condition that 2nd shutter speed lower than the 1st shutter speed and a large aperture are set, and also a stroboscope operation member 9 is set at an on-position interlocked with the member 8 and forces a stroboscope to emit light.