The amber filter "MC W2", "MC W4", "MC W10", and "MC W12", which are used for color correction when the color temperature is high (light is bluish) such as rain or cloudy, is from the conventional "multi -coating".Upgraded to "Super Multi Coating" with higher transparency and newly appeared.[W2/W4 Professional] A filter that makes the bluish phenomenon in the shade and cloudy days into a natural color.When shooting a color reversal film, there is no "white balance" function like a digital camera, so it is necessary to adjust the color with the filter.There is a slight color correction W2 or a slightly darker W4.Use for the purpose of lowering the color temperature.■ W4: +4 to decamed value.- asbestos non -containing ROHS Directive not eligible J-Moss Unknown Environmental Self -assertion mark None Other environments and safety standards Radio Law Reference Unknown Telecommunications Business Law Unknown Electrical Equipment Safety Law Remarks Unknown