CPC Main Group
B24B 13/00 Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor (edging optical work, e.g. lenses, prisms B24B9/14)
12 direct subcodes
Child Classifications
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- B24B 13/005 Blocking means, chucks or the like; Alignment devices
- B24B 13/01 Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools
- B24B 13/015 of television picture tube viewing panels, headlight reflectors or the like
- B24B 13/02 by means of tools with abrading surfaces corresponding in shape with the lenses to be made
- B24B 13/04 grinding of lenses involving grinding wheels controlled by gearing (B24B13/06 takes precedence)
- B24B 13/06 grinding of lenses, the tool or work being controlled by information-carrying means, e.g. patterns, punched tapes, magnetic tapes