1783 Custom Function SettingsC.Fn IV -14 Add aspect ratio informationDuring Live View shooting, vertical lines corresponding to the aspect ratio willbe displayed. You can thereby simulate framing for medium- and large-formatfilm sizes such as 6x6 cm, 6x4.5 cm, and 4x5 in. This aspect ratio informationwill be appended automatically to the captured image. (The image will notactually be saved to the memory card as a cropped image.) When the image istransferred to a personal computer and the Digital Photo Professional (providedsoftware) is used, the image will be displayed in the aspect ratio you specified.0: Off 4: Aspect ratio 6:71: Aspect ratio 6:6 5: Aspect ratio 10:122: Aspect ratio 3:4 6: Aspect ratio 5:73: Aspect ratio 4:5C.Fn IV -15 Add original decision data0: Off1: OnData for verifying whether the image is original or not is appended to the imageautomatically. When the shooting info of an image appended with the verificationdata is displayed (p.117), the <L> icon will appear. To verify whether the imageis original, the Original Data Security Kit OSK-E3 (sold separately) is required.C.Fn IV -16 Live View exposure simulation0: Disable (LCD auto adjust)1: Enable (simulates exposure)During Live View shooting, the real-time picture shows the brightnesscorresponding to the exposure setting. This enables you to check theimage’s exposure right before you take the picture.Aspect ratio information will also be appended if you shoot through theviewfinder.During image playback on the camera, vertical lines for the respectiveratio will be displayed.When you press the depth-of-field preview button, the simulatedexposure is displayed regardless of the C.Fn IV -16 setting.Even if 1 is set, the exposure simulation will not be displayed when anexternal flash is used nor during bulb exposures.