1 янв 1957 г. - The first camera to have an instant-return mirror was Japan’s Asahi Pentax. The instant-return mirror allowed the user to accurately focus and frame the image using the viewfinder picture-taking easier and more convenient without having the mirror jump away from the optical path while the image was being taken.
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Дата:
1 янв 1957 г.
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~ 68 г назад