Manual Exposure Body PM-PBM

Summary	Main Characteristics	Notes - Related Units
This exposure body, when used with the OM-1 or OM-2 in manual operation facilitates photomicrography especially at high magnifications. The PM-PBM and PM-PBM-W are essentially identical; the first is grey and the latter is white.	Provided with an integrated mechanical shutter in a vibration-proof rubber mount, permitting shutter speeds from 1/250 sec. to 1 sec. and a "B" setting. A three position Light Path Selector Knob and Quick Clamp Mount for the Focusing Telescope, Shutter Cocking Lever, Flash Synchro Socket and Shutter Speed Setting Lever are also provided. A Light Measuring Port accepts the photocell of the Photomicrographic Exposure Meter EMM-7. The cable release has a time exposure locking device.	Among the focusing units available, the Screen Viewer PM-VSC is recommended for objectives lower than 4x, the Focusing Telescope PM-VS for higher objectives. The PM-PBM requires the Photomicro Adapter H and 35mm SLR Camera Adapter PM-D35S to mount an OM body.