Tiffen Filter 4×4

available as:

• Black Pro Mist: 1/8 – 1/4
• Pro Mist: 1/8 – 1/4
• Low Contrast: 1/4
• Hard Edge Graduated ND: 0.6 – 0.9
• Soft Edge Graduated ND: 0.6
• Linear Polarizer
• Clear
• Hot Mirror (IR Pollution Blocker)