JPS636818B2 - - Google Patents
Info
- Publication number
- JPS636818B2 JPS636818B2 JP56056696A JP5669681A JPS636818B2 JP S636818 B2 JPS636818 B2 JP S636818B2 JP 56056696 A JP56056696 A JP 56056696A JP 5669681 A JP5669681 A JP 5669681A JP S636818 B2 JPS636818 B2 JP S636818B2
- Authority
- JP
- Japan
- Prior art keywords
- photo sensor
- electrode
- electrodes
- light receiving
- lead wire
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 claims description 6
- 238000011109 contamination Methods 0.000 claims description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 5
- 239000011810 insulating material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/0252—Constructional arrangements for compensating for fluctuations caused by, e.g. temperature, or using cooling or temperature stabilization of parts of the device; Controlling the atmosphere inside a photometer; Purge systems, cleaning devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Optical Measuring Cells (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56056696A JPS57171221A (en) | 1981-04-14 | 1981-04-14 | Photo sensor with contamination resisting electrode |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56056696A JPS57171221A (en) | 1981-04-14 | 1981-04-14 | Photo sensor with contamination resisting electrode |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57171221A JPS57171221A (en) | 1982-10-21 |
JPS636818B2 true JPS636818B2 (enrdf_load_stackoverflow) | 1988-02-12 |
Family
ID=13034614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56056696A Granted JPS57171221A (en) | 1981-04-14 | 1981-04-14 | Photo sensor with contamination resisting electrode |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57171221A (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02183424A (ja) * | 1989-01-10 | 1990-07-18 | Canon Inc | 光学ヘッド |
-
1981
- 1981-04-14 JP JP56056696A patent/JPS57171221A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02183424A (ja) * | 1989-01-10 | 1990-07-18 | Canon Inc | 光学ヘッド |
Also Published As
Publication number | Publication date |
---|---|
JPS57171221A (en) | 1982-10-21 |
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