Feature(may vary by option.)
●Frame material: aeronautical aluminum
●Lens material: resin imported from Germany
●Frame height: 5.6mm
●Primarily for black-and-white imaging
●37mm diameter
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Description
The orange filter is used to absorb blue and green light through yellow, orange and red, i.e., the wavelength is approximately 560-700nm.Can deepen the blue tone, enhance the contrast effect of scenery