Circularly polarized filter with special function for digital camera

摘要

PROBLEM TO BE SOLVED: To provide a circular polarization filter capable of satisfying such a request that flow of water in falls and a ravine is expressed to look like a silk yarn, a photographer wants to express a vortex with fallen leaves and petals floating on water, the photographer wants to photograph the leaf of a tree with blur, to express wind, or the like.;SOLUTION: The circular polarization filter is formed. In the circular polarization filter, a polarizing plate and a 1/4 phase difference plate are arranged between a first filter lens substrate and a second filter lens substrate and the first filter lens substrate or the second filter lens substrate is coated with a metallic material by ion plating, to make light transmittance 20% or less.;COPYRIGHT: (C)2014,JPO&INPIT