Nikon MF-23 Multi-Control Back

For the F4 & F4s cameras. The MF-23 is a sophisticated device, capable of acting as a traditional date/time back and much more. It acts as an intervalometer, gives autoexposure bracketing capability, long time exposures and freeze focus functions to the camera. The imprinting of time, date, sequence number, frame number, shutter speed, aperture or a user-defined number can be put on the image area or between frames according to the user's wishes. Works with films ranging from ISO 25 to 3200, and is supplied with two (2) MS 76 (SR44/EPX76) batteries.