透镜表面的激光抛光
申请公布号:CN1042684A
申请号:CN89108157.7
申请日期:1989.10.25
申请公布日期:1990.06.06
发明人:詹姆斯·杰拉德·伦尼
分类号:B24B7/30;B24B9/14;B23K26/00
主分类号:B24B7/30
代理人:马铁良;叶凯东
地址:百慕达汉密尔顿
摘要:一种使透镜表面平滑的加工工艺,包括用激光束辐照透镜表面的步骤,以产生可控的透镜表面熔化水平,但又基本上不产生烧蚀的光致分解,从而达到透镜表面光滑。用这种方法处理的透镜表面的光滑度质量可以与人工研磨抛光得到的光滑度质量相媲美。
主权项:1、一种使透镜表面平滑的加工工艺,包括用激光束辐照透镜表面的步骤,以产生可控的透镜表面熔化水平,但又基本上不产生烧蚀的光致分触,因此透镜表面达到光滑。
Improvements in or relating to gas-turbine engine fuel systems
Process and apparatus for the treatment of textile fibres
Apparatus for steam production
Means for preventing freezing in domestic and like water systems
Improvements relating to spark-over protective devices for low voltage electrical apparatus
Improvements in or relating to a photographic film gate
ΓΑΝΤΙΑ ΠΡΟΣ ΔΙΕΥΚΟΛΥΝΣΙΝ ΤΗΣ ΚΟΛΥΜΒΗΣΕΩΣ.
ΗΛΕΚΤΡΙΚΗ ΞΥΡΙΣΤΙΚΗ ΜΗΧΑΝΗ ΔΙΑ ΠΑΛΛΟΜΕΝΟΥ ΟΠΛΙΣΜΟΥ.
Method of reducing aromatic nitrogen compounds
Sulphides and polysulphides, methods for preparing same and lubricant compositions containing same
Improvements in pipe couplings
Dust filters for radiators and water heaters
Improvements in electric time switches
Improvements in metallurgical converters
Process for the production of protective layers on surfaces of metals
An approved apparatus for washing and storing tumblers and the like