It can effectively balance the exposure of the sky and the ground during shooting, prevent overexposure and enhance the texture of the picture.
No. It can be directly attached.
No, the inside of the frame is covered with a flexible silicone material to ensure that the original filter is not damaged during installation.
Yes, it is rotatable.
ND8-GR 3 stops dimming (0.9)
ND16-4 4 stops ~ 2 stops evenly dimmed (1.2~0.6)
ND32-8 5 stops ~ 3 stops evenly dimmed (1.5~0.9)