Product Name: Glan-Taylor Calcite Crystal Polarizer Model NO.: PGT Coating: Single Layer Mgf2 Customized: Customized Certification: RoHS, ISO9001 Lenses Color: Clear Material: Optical Crystal Shape: Cubic Transmittance: >95% Type: Polarizer Usage: Lighting, Medical, Optical, Photography, Spectrophotometer Size Range: 5.0~16.0mm Scratch & Dig: 40/20~20/10 Transmitted Wavefrond Distortion: Lambda/4 Parallilism: <1' Beam Deviation: <3' HS Code: 9001909090 Product Description FAQ:1) What material of the Glan-Taylor prism you can provide? Calciate and a-BBO and YVO42) What is the extinction for your Glan-Taylor prism polarizer? Calcite:<5x10-5; a-BBO:<5x10-6 ,YVO4:<5x10-63) What is the standard size of your Glan-Taylor polarizer? CA: Φ5.0mm, Φ8.0mm, Φ10.0mm, Φ15.0mm4) What is your advantage for the polarizer? We will select the first glass material, and before polishing, we will measure the transmitted graph to see if the material good or not.Calcite MateiralTransmissiondata: