■Lens filter■Adopts "super multi-coating" which has higher transmittance than conventional "multi-coating". Upgraded Color Temperature Conversion Filter Size: φ2.6 x 0.3 inches (65 x 7 mm). Product Name: 62SW2 professional. Size: φ2.6 x 0.3 inches (65 x 7 mm). Weight: 0.8 oz (22 g). Color Conversion (Warmer). Hue : Amber. Dekami Red Conversion Value: +2. Exposure multiples: 1.2x (+1/4 aperture).