JPS5838840A - 光透過率測定装置 - Google Patents
光透過率測定装置Info
- Publication number
- JPS5838840A JPS5838840A JP13707781A JP13707781A JPS5838840A JP S5838840 A JPS5838840 A JP S5838840A JP 13707781 A JP13707781 A JP 13707781A JP 13707781 A JP13707781 A JP 13707781A JP S5838840 A JPS5838840 A JP S5838840A
- Authority
- JP
- Japan
- Prior art keywords
- light
- lens
- receiver
- transmittance
- light source
- 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.)
- Granted
Links
- 238000002834 transmittance Methods 0.000 title claims description 33
- 230000003287 optical effect Effects 0.000 claims description 28
- 238000005259 measurement Methods 0.000 claims description 19
- 238000003384 imaging method Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000002238 attenuated effect Effects 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
Classifications
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
Landscapes
- 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)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Optical Measuring Cells (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13707781A JPS5838840A (ja) | 1981-09-02 | 1981-09-02 | 光透過率測定装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13707781A JPS5838840A (ja) | 1981-09-02 | 1981-09-02 | 光透過率測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5838840A true JPS5838840A (ja) | 1983-03-07 |
JPS6234094B2 JPS6234094B2 (enrdf_load_stackoverflow) | 1987-07-24 |
Family
ID=15190356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13707781A Granted JPS5838840A (ja) | 1981-09-02 | 1981-09-02 | 光透過率測定装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5838840A (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01112287U (enrdf_load_stackoverflow) * | 1988-01-23 | 1989-07-28 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5244782U (enrdf_load_stackoverflow) * | 1975-09-26 | 1977-03-30 |
-
1981
- 1981-09-02 JP JP13707781A patent/JPS5838840A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5244782U (enrdf_load_stackoverflow) * | 1975-09-26 | 1977-03-30 |
Also Published As
Publication number | Publication date |
---|---|
JPS6234094B2 (enrdf_load_stackoverflow) | 1987-07-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0419082B1 (en) | Optical distance gauging apparatus | |
CN103149016A (zh) | 待测光学系统杂散光检测方法及杂散光检测系统 | |
KR900005641B1 (ko) | 표층두께 측정장치 | |
US4728196A (en) | Arrangement for determining a surface structure, especially for roughness | |
JPS61247944A (ja) | 反射率測定装置 | |
JPH06331543A (ja) | 浮遊粒子濃度計測装置 | |
EP0223485A2 (en) | Absorption gauge for determining the thickness, moisture content or other parameter of a film or coating | |
KR840002359B1 (ko) | 적외선 필름 두께 측정기 | |
CN112834462A (zh) | 反射镜反射率的测量方法 | |
JPS5838840A (ja) | 光透過率測定装置 | |
JPH06308025A (ja) | 光透過率測定装置の較正方法 | |
JPS58216903A (ja) | 厚さ測定装置 | |
JPS58120106A (ja) | 半導体ウエハの外観検査装置 | |
JP2965731B2 (ja) | 赤外線式測定装置 | |
JP2873450B2 (ja) | 光による欠点検査装置 | |
US5404228A (en) | Misalignment detection apparatus for transmissiometer with underfilled reflector | |
EP0132370A2 (en) | Apparatus for measuring optical transmission factor | |
JPH07301519A (ja) | 距離測定装置 | |
JP2720133B2 (ja) | コリメータ装置 | |
JP2002323404A (ja) | 表面検査装置 | |
JPH0151124B2 (enrdf_load_stackoverflow) | ||
JPS6262208A (ja) | 距離測定装置および距離測定方法 | |
JP2666495B2 (ja) | 屈折率分布測定方法及び屈折率分布測定装置 | |
GB1599926A (en) | Apparatus for optically scanning a surface | |
JPH0552747A (ja) | ホトダイオード表面反射率測定装置 |