KR910012262U - 콘트라스트 측정장치 - Google Patents
콘트라스트 측정장치Info
- Publication number
- KR910012262U KR910012262U KR2019890021524U KR890021524U KR910012262U KR 910012262 U KR910012262 U KR 910012262U KR 2019890021524 U KR2019890021524 U KR 2019890021524U KR 890021524 U KR890021524 U KR 890021524U KR 910012262 U KR910012262 U KR 910012262U
- Authority
- KR
- South Korea
- Prior art keywords
- measuring device
- contrast measuring
- contrast
- measuring
- Prior art date
Links
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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
- G01J3/506—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors measuring the colour produced by screens, monitors, displays or CRTs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/57—Control of contrast or brightness
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890021524U KR950006634Y1 (ko) | 1989-12-30 | 1989-12-30 | 콘트라스트 측정장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890021524U KR950006634Y1 (ko) | 1989-12-30 | 1989-12-30 | 콘트라스트 측정장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910012262U true KR910012262U (ko) | 1991-07-30 |
KR950006634Y1 KR950006634Y1 (ko) | 1995-08-16 |
Family
ID=19295089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019890021524U KR950006634Y1 (ko) | 1989-12-30 | 1989-12-30 | 콘트라스트 측정장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR950006634Y1 (ko) |
-
1989
- 1989-12-30 KR KR2019890021524U patent/KR950006634Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR950006634Y1 (ko) | 1995-08-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20020730 Year of fee payment: 8 |
|
LAPS | Lapse due to unpaid annual fee |