GB747168A - - Google Patents

Info

Publication number
GB747168A
GB747168A GB747168DA GB747168A GB 747168 A GB747168 A GB 747168A GB 747168D A GB747168D A GB 747168DA GB 747168 A GB747168 A GB 747168A
Authority
GB
United Kingdom
Prior art keywords
cylinder
light
mirror
partially transmitting
mirrors
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
Other languages
English (en)
Publication of GB747168A publication Critical patent/GB747168A/en
Active legal-status Critical Current

Links

Landscapes

  • Inking, Control Or Cleaning Of Printing Machines (AREA)
GB747168D Active GB747168A (enExample)

Publications (1)

Publication Number Publication Date
GB747168A true GB747168A (enExample)

Family

ID=1751523

Family Applications (1)

Application Number Title Priority Date Filing Date
GB747168D Active GB747168A (enExample)

Country Status (1)

Country Link
GB (1) GB747168A (enExample)

Similar Documents

Publication Publication Date Title
US3792930A (en) System for determining the nature of optical distortion in glass
US6252712B1 (en) Optical system with polarization compensator
EP1039509A4 (en) ALIGNER, EXPOSURE METHOD USING THE SAME, AND METHOD OF MANUFACTURING CIRCUIT DEVICE
GB1421991A (en) Optical system
EP0368261A3 (en) Unit magnification optical system
CN111089840A (zh) 半导体晶粒相邻面同时准等光程共焦成像检测的新装置与方法
GB1387745A (en) Photo-electric head for an optical correlation velocity meter
US4367046A (en) Optical system for aligning two patterns and a photorepeater embodying such a system
GB2124053A (en) Scanner/plotter optical system
NO920795L (no) Projeksjonsanordning
GB1428833A (en) Display instrument using optical collimation
CN213238805U (zh) 一种平行差电子测量仪
US4035062A (en) Method and apparatus for producing an image from a transparent object
RU2304796C1 (ru) Двухканальный оптико-электронный автоколлиматор
US2625076A (en) Double beam attachment for contour projectors
SU578562A1 (ru) Интерферометр дл контрол прогибов кваз плоских поверхностей деталей
SU1099097A1 (ru) Сканирующий интерферометр
KR0136049B1 (ko) 배사조명을 이용한 치수 측정 장치
JPH01136112A (ja) 顕微鏡のホトメータ鏡筒および測光用顕微鏡
US4842407A (en) Apparatus for imaging an object on an electrooptical transducer
RU2047085C1 (ru) Интерферометр для измерения перемещений двухкоординатного стола
JPH01181376A (ja) 光学読取装置
WO2010147252A1 (ko) 유리기판의 불균일도 검사장치
SU657240A1 (ru) Устройство дл контрол формы вогнутых асферических поверхностей
KR20240159597A (ko) 프로젝션 및 포토그래피 기능들을 구비한 광학 모듈