When you press the shutter release on the camera, a complex sequence of events occurs, including setting the aperture in the lens, flipping up the mirror of an SLR and a lot more.
It extensively be used for UV lamp's reflection, and can book aluminum alloy's all mirror reflection cover and on-line shutter device reflect cover, in it contain import reflected light piece.
广泛用于UV灯的反射，可订做铝合金全镜面反射罩和联机快门装置反射罩，内含进口反光片。
3
In order to reduce the obscuration, conical baffle of secondary mirror is ameliorated into a shutter one.