US3721827A
(en )
1973-03-20
Arrangement for automatically focussing an optical instrument
DE3482143D1
(de )
1990-06-07
Optische vorrichtung zum erfassen von codezeichen.
CN107561089A
(zh )
2018-01-09
内孔检测光学系统及内孔检测设备
US3820129A
(en )
1974-06-25
Focusing device for optical instruments
WO2019130209A2
(en )
2019-07-04
Yarn quality monitoring (methods and systems)
NO137103B
(no )
1977-09-19
Detektor til p}visning av feil i en overflate.
US3062965A
(en )
1962-11-06
Photoelectric scanning device
SE7901692L
(sv )
1979-08-28
Optisk anordning for bestemning av ljusuttredesvinkeln
CN207946357U
(zh )
2018-10-09
一种荧光检测器的荧光激发装置
US3779146A
(en )
1973-12-18
Reflex photographic cameras
US3370176A
(en )
1968-02-20
Radiation-sensitive means for detecting flaws in radiation-transmissive materials
JPS5578218A
(en )
1980-06-12
Photometer for slit lamp
SU130700A1
(ru )
1960-11-30
Способ определени качества поверхности, например бумаги
US3974378A
(en )
1976-08-10
Inspection system for reflective and transparent articles
US3490828A
(en )
1970-01-20
Microscope with means for varying the direction of light to the object to be viewed
FR2670883B1
(fr )
1994-03-18
Dispositif de detection des irregularites du diametre d'un fil.
JP2002139309A
(ja )
2002-05-17
光学特性測定装置、膜厚測定装置、研磨終点判定装置及び研磨装置
SU1511592A1
(ru )
1989-09-30
Устройство дл измерени неравномерности просвета бумаги
JPH0256875B2
(enExample )
1990-12-03
GB1428167A
(en )
1976-03-17
Process and apparatus for measuring the density of mists
US4496231A
(en )
1985-01-29
Mirror reflex camera with exposure meter
JPS55149023A
(en )
1980-11-20
Infrared ray spectroscopic method
JPH08297096A
(ja )
1996-11-12
透明板状体の品質検査装置
JPS5669606A
(en )
1981-06-11
Focus detector
JPS62125313A
(ja )
1987-06-06
顕微鏡の照明装置