Review of the Haida NanoPro X in 1 Ultra-Low Reflection Magnetic Filter
For those who like long exposures, a variable ND filter is often not the best choice. If you're filming, the variable ND is a must-have. It allows full control of the exposure. Unless your camera has a built-in ND filter, the Haida X in 1 filter set can be a great choice. I took a closer look.