This Variable Neutral Density filter provides 2 to 8 Stops of light control. It reduces the amount of light passing through the camera lens without changing the color of the scene and are especially useful in bright light conditions to help prevent overexposure. These are must-have filters for landscape and nature photography
Variable Neutral Density Filters - Allows proper exposure at a wider lens opening for reduced depth-of-field - Highlights a key subject by making the foreground and/or background out of focus - Rotating Ring to choose degree of ND
Your camera's lens thread size will be marked somewhere on the lens barrel or printed underneath your lens cap. This number is always preceded by a "Ø" (diameter) symbol. For example: Ø58 = 58mm lens thread size
Compatible with Sigma Lens : 12-24mm f/4.5-5.6 AF Lens
