Optical quartz glass
1 Subject content and application scope
This standard specifies the grade, technical requirements, test methods, inspection rules, marking, packaging, transport and storage of optical quartz glass.
This standard is applicable to optical quartz glass with a diameter or diagonal size not exceeding 400mm and through which light passes in the same direction.
2 Normative references
GB/T 5949 Test method for bubble and air line of transparent quartz glass
GJB 53A Specification for cerium-doped silica glass tube
3 Terms
3.1
particle inhomogeneity
spot-like or fish scale-like image of optical quartz glass when observed with an optical projector
3.2
fluorescence
light emitted by optical quartz glass in the long wavelength region when excited by 253.7nm ultraviolet light
4 Product classification
4.1 Optical quartz glass is divided into different grades according to the spectral transmission range, and the grades, names and characteristics are shown in Table 1.
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Table 1
1 Subject content and application scope
2 Normative references
3 Terms
4 Product classification
5 Technical requirements
6 Test methods
7 Inspection rules
8 Marking, packaging, transport and storage
