Infrared Filter Practical Integrated for IR Photography Crtion

Advanced knurling technology, prevent hand slip, convenient to disassembly. High quality aluminum frame designed, frame front with thrd, can install lens cover and other accessory at any time. Rotating filter, outer can adjust the wavelength arbitrarily, from 530nm to 750nm change. Condition: 100 Brand New Item Type: Infrared Filter Brand: Material: Aluminum Alloy + Optical Glass Color: As Pictures Shown Quantity: 1PCS Wavelength: 530nm、590nm、630nm、680nm、720nm、750nm Main Function: Rotating Filter, Outer   Can Adjust Wavelength Arbitrarily, Can Adjusted From 530nm To 590nm and Then To 630nm Until Adjusted To 750nm Weight: Approx. 45g Frame Thickness: Approx. 1.6cm/0.63inch Optional Filter Interface Diameter: Approx. 52mm/2.05inch, 55mm/2.17inch