Aluminum grade aircraft, CNC precision machining, integrated, stable performance, and extreme climate using deformation;
5 seconds faster, without having to disassemble the lens, saving time and effort, supporting the position of contact with cotton, does not damage the appearance of the lens;
CD can rotate 360 degrees, the plate on the back of the lock screw is new, the round filter is easily dismantled, at the same time, using circular CPL, alone the rotary screw can directly adjust the CPL can;
Good compatibility, can form a complete set of 150 mm round filter systems (MCUV / CPL / ND), at the same time can be extended to 170 series mirror systems. Round mirror (two or three mirrors);
Get through the gm adapter ring aperture lens from 67/72/67/72.