US Tianfeng company is to use filters filter effects when used in the shooting, there are many specific types: PL polarizer, COLOR CORRECTION Color Correction, LIGHTBALANCE light balance .PORTRAIT portrait (812.PRO-MIST soft, BLACK PRO -MIST black soft), special effects (ENHANCING color enhancement, STAR Star, fog, fade), COLOR-GRAD color gradient, low contrast and other effects lenses. Having Specifications: 3 × 3,4 × 4,4 × 5.65,6.6 × 6.6 英寸 won an Academy Award, award-winning film equipment AMPAS get EMMY Emmy Award for Technological Achievement ◆ Name: Tianfeng filter ◆ Model: PL polarizer Mirror POLARIZING ◆ Specifications: 6.6 * 6.6,4 * 5.65,4 * 4 inches ◆ role: Polarized ◆ Use Local: MatteBoxes on ◆ Name: Tianfeng filter ◆ Model: Enhancimg brightening mirror ◆ Specifications: 6.6 * 6.6, 5.65,4 * 4 * 4 inches ◆ Role: brightening ◆ Use Local: ◆ sign on MatteBoxes: US Tianfeng ◆ Name: orange gradient CLR / CORAL1 GRAD SE ◆ Model: 1 degree, 2 degrees and 3 degrees ◆ Specifications: 6.6 * 6.6,4 * 5.65,4 * 4 inches ◆ role: color gradually changes ◆ Use Local: MatteBoxes on ◆ Brand: American Tianfeng ◆ Name: Blue Gradient CLR / BLUE 1 GRAD SE ◆ Model: 1 °, 2 ° and 3 degrees ◆ Specifications: 6.6 * 6.6,4 * 5.65,4 * 4 inches ◆ role: color gradually changes ◆ Use Local: ◆ sign on MatteBoxes: US Tianfeng ◆ Title: sunset gradient lens CLR / SUNET 1 GRAD SE ◆ Model: 1 degree, 2 degrees and 3 degrees ◆ Specifications: 6.6 * 6.6,4 * 5.65,4 * 4 inches ◆ role: color gradually changes ◆ Use Local: MatteBoxes US Tianfeng company filters ◆ Brand: American day Feng ◆ Name: gray gradient CLR / ND.3GRAD ES ◆ Model: .ND.3, ND.6 and ND.9 ◆ Specifications: 6.6 * 6.6,4 * 5.65,4 * 4 inches ◆ role: color gradually changes ◆ Use place: ◆ sign on MatteBoxes: US Tianfeng ◆ Name: gray sheet DENSITY ◆ Model: ND.3, ND.6 and ND.9 ◆ Specifications: 6.6 * 6.6,4 * 5.65,4 * 4 inches ◆ role: ◆ Use darkening place: MatteBoxes on ◆ Brand: American Tianfeng ◆ Name: Black Sophie BLACK DIFFVSION ◆ Type: 1 / 2,1 / 4 and 1/8 ◆ Specifications: 6.6 * 6.6,4 * 5.65,4 * 4 inches ◆ Role: soft light ◆ Use Local: ◆ sign on MatteBoxes: US Tianfeng ◆ Name: white soft PRO-MIST ◆ Type: 1 / 2,1 / 4 and 1/8 ◆ Specifications: 6.6 * 6.6,4 * 5.65,4 * 4 inches ◆ Role: soft light ◆ Use Local: MatteBoxes on ◆ Brand: American Tianfeng ◆ Name: Low contrast ◆ Model: 1 °, 2 ° a 3 ° ◆ Specifications: 6.6 * 6.6,4 * 5.65,4 * 4 inches ◆ effects: bright color for comparison ◆ Use place: on MatteBoxes