Sekonics new LITEMASTER PRO L-478-Series meters are the worlds first touch-screen-operated light meters and have unique, must-have features for both still and motion story tellers. Their compact size is both instantly familiar and comfortable to use. The large LCD (2.7-Inch) displays ambient, flash, cine and a host of other information in a clear and understandable way. Settings are made by simply touching or sliding a finger over the screen. Amazing Must-Have Features L-478D for Still Photographers . Full featured Ambient-Flash modes including new T-F mode. Measure, compare, and mix ambient and flash displayed on a color, touch screen for beautiful, controlled, results . DTS Exposure Profiling matches the meter to the performance of your camera. Precise exposure and lighting starts with precise, repeatable metering. L-478D for Filmmakers . Cine/HD Cine modes for todays HDSLR and Video Cine cameras. Effortlessly switch between HDSLR and Cine for exact exposure settings in exact increments for both . Infinite frame rate and shutter angle selection. Create special settings for special applications. Video cine cameras are becoming boundless. Metering should be too. (requires separate Sekonic or X-rite exposure targets and 5-degree finder for L-478). L-478D for Filmmakers - Unique, light-source filtration compensation mode. Finally, precise control lighting using industry standard CTO/CTB/ND types at the touch of a finger . Illumination measurement and extended ISO range. Lighting design and exposure in a single tool. ISO and exposure settings to match todays digital cameras.