| 摘要 |
An electronic flash device including a main light part, a pre-emission light part, an illumination direction changing mechanism for changing the illumination directions of the main light part and the pre-emission light at the same time in the case of bounced light photography, and a control mechanism for deciding the aperture value of the photographing lens in accordance with the light measuring level of the reflected pre-emission light and controlling the main light part with the light adjusting level corresponding to the aperture value.
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