首页>
外国专利>
BASE MATERIAL FOR FORMING OPTICAL DEVICE, METHOD OF MANUFACTURING BASE MATERIAL FOR FORMING OPTICAL DEVICE, METHOD OF MANUFACTURING OPTICAL DEVICE AND OPTICAL DEVICE
BASE MATERIAL FOR FORMING OPTICAL DEVICE, METHOD OF MANUFACTURING BASE MATERIAL FOR FORMING OPTICAL DEVICE, METHOD OF MANUFACTURING OPTICAL DEVICE AND OPTICAL DEVICE
PROBLEM TO BE SOLVED: To obtain a base material for forming a high quality optical device having micro-weight and small weight variation.;SOLUTION: The base material for forming the optical device is a columnar shaped glass and the relation between the diameter D (mm) and the weight (m) (mg) is in a range surrounded by A (D=0.1 mm, m=10 mg), B (D=4 mm, m=400 mg), C (D=6 mm, m=150 mg) and D (D=0.1 mm, m=3 mg).;COPYRIGHT: (C)2007,JPO&INPIT
展开▼