Looking to the viewfinder determine the frame limits for 4.5 * 6 cm picture
size, limiting marks (23) [Fig.5] are put down on the field lens] and with the
focusing reach the required sharpness at the ground glass circle. If the
object image that is required to get most sharp should be located at the
picture edge turn the camera while focusing so that the object image was
in the center and prior to the shutter release return the camera to the initial
position.
With the cocking lever (15) [Fig.3] cock the shutter and release it
smoothly.
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