Of camera lens be to anxious distance recently inside whole scorch limits is 0.45 meters, have outstanding photograph a function nearly. Use circular aperture design, can film the theory that gives beauty turns the result. Camera lens of EF-S 18-200mm F/3.5-5.6 IS still installed scorch annulus to lock up calm device, scene can prevent after open lock is decided automatic and stretchy in order to avoid cut loiter, thereby better protective shot. The material of camera lens chose environmental protection without lead glass. Filter lens caliber is 72 millimeter.

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