An FLD differs from other "FL" series filters. An FL-W filter is used to balance daylight film under warm white or white type fluorescent lamps. An FL-B filter is used to correct the color balance when shooting tungsten film under fluorescent lighting. Fluorescent lamps burn at many different temperatures and often require more demanding filtration for exact results.

• Pleasing skin tones under fluorescent lighting without flash
• True-to-life color rendition
• Essential in any environment where ambient light source is fluorescent