Normally we leave firmware news for our Friday roundup, but this one was too interesting to sit on. Olympus just released a firmware update for its flagship OM-D E-M1, which introduces an electronic shutter curtain to reduce the slight blur caused by mechanical shutter impact at certain shutter speeds. In mirrorless cameras, the shutter remains open while the camera is in live-view mode. With many models, including the E-M1, the shutter closes twice per shot: Once right before the exposure, then again to finish the shot. That...
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