3 Stop Graduated Neutral Density Filter. Rotating Design for Placing Grad Line. High Quality Optical Glass. Scratch Proof Multi-coating. Water Proof Multi-coating. Anti-reflection Coating. Rugged Black Aluminum Filter Ring.
3 Stop Graduated Neutral Density Filter. Rotating Design for Placing Grad Line. High Quality Optical Glass. Scratch Proof Multi-coating. Water Proof Multi-coating. Anti-reflection Coating. Rugged Black Aluminum Filter Ring.