Understanding lens surfacing

著者

書誌事項

Understanding lens surfacing

Clifford W. Brooks

Butterworth-Heinemann, c1992

大学図書館所蔵 件 / 全1件

この図書・雑誌をさがす

注記

Includes bibliographical references (p. 367-368) and index

内容説明・目次

内容説明

A text on the basic and changing technologies for preparing lens surfaces for grinding. Featuring review problems, examples and summaries of important points in step-by-step tables, it covers all stages - single vision, bifocal, trifocal, progressive addition and speciality lenses.

目次

  • Review of optics
  • the lens blank
  • layout for single vision lens surfacing
  • layout and marking of flat top and curved top lenses
  • layout and marking of round seg and blended bifocal lenses
  • layout and marking of Franklin style lenses
  • basic concepts in finding tool curves lens thickness
  • additional factors influencing tool curves and lens thickness
  • blocking and cribbing
  • generating
  • lap tools
  • fining and polishing
  • deblocking, verifying and hard coating
  • high powered lenses
  • progressive add lenses
  • creating horizontal prism with the near add
  • vertical imbalance corrections
  • alternatives to lens surfacing
  • safety eyewear standards.

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