Some pictures of a couple of new Digital SLR cameras from Sony have been found by the Photorumours website. The two new models are the Sony a33 and the Sony a55.
Each camera uses a pellicle mirror to split the light in two directions when pictures are captured. For details on what that means, you can check out this Wikipedia article or see a basic break down below…
A pellicle camera uses a semi-transparent mirror within the light path splitting the incoming picture light beam into two separate beams, both of reduced light intensity. Allowing the light beams to be used for more purposes simultaneously.