Changchun Yutai Optics Co., Ltd.  

Product Name: Vg9/Vg11/Lb1 480-750 Nm Optical Color Green Glass for Medical Machine Coating: HC Customized: Customized Certification: RoHS Lenses Color: Clear Material: Optical Glass Shape: Single-lens Transmittance: >95% Type: Flat Lens Usage: Medical, Optical Dimension: 2-300mm Diameter Tolerance: +0.0/-0.15 mm Thickness Tolerance: +/-0.1mm Surface Quality: 60/40, 40/20 or Better Bevel: 0.25mm