JPS51140641A - Optical fiber variable attenuator - Google Patents
Optical fiber variable attenuatorInfo
- Publication number
- JPS51140641A JPS51140641A JP50064036A JP6403675A JPS51140641A JP S51140641 A JPS51140641 A JP S51140641A JP 50064036 A JP50064036 A JP 50064036A JP 6403675 A JP6403675 A JP 6403675A JP S51140641 A JPS51140641 A JP S51140641A
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- variable attenuator
- fiber variable
- attenuator
- rigidness
- 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.)
- Pending
Links
Landscapes
- Liquid Crystal (AREA)
- Optical Couplings Of Light Guides (AREA)
- Non-Reversible Transmitting Devices (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
PURPOSE: To make an optical fiber compact and improve its accuracy, maneuverability and rigidness.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50064036A JPS51140641A (en) | 1975-05-30 | 1975-05-30 | Optical fiber variable attenuator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50064036A JPS51140641A (en) | 1975-05-30 | 1975-05-30 | Optical fiber variable attenuator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51140641A true JPS51140641A (en) | 1976-12-03 |
Family
ID=13246479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50064036A Pending JPS51140641A (en) | 1975-05-30 | 1975-05-30 | Optical fiber variable attenuator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51140641A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55164810A (en) * | 1979-06-11 | 1980-12-22 | Matsushita Electric Ind Co Ltd | Light modulator |
JPS59172626A (en) * | 1983-03-23 | 1984-09-29 | Yagi Antenna Co Ltd | Spatial optical modulator |
JPH0251319U (en) * | 1989-09-21 | 1990-04-11 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3741629A (en) * | 1971-10-26 | 1973-06-26 | Bell Telephone Labor Inc | Electronically variable iris or stop mechanisms |
JPS4944418A (en) * | 1972-07-25 | 1974-04-26 | ||
JPS4984257A (en) * | 1972-12-16 | 1974-08-13 | ||
JPS4998846A (en) * | 1973-01-13 | 1974-09-18 |
-
1975
- 1975-05-30 JP JP50064036A patent/JPS51140641A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3741629A (en) * | 1971-10-26 | 1973-06-26 | Bell Telephone Labor Inc | Electronically variable iris or stop mechanisms |
JPS4944418A (en) * | 1972-07-25 | 1974-04-26 | ||
JPS4984257A (en) * | 1972-12-16 | 1974-08-13 | ||
JPS4998846A (en) * | 1973-01-13 | 1974-09-18 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55164810A (en) * | 1979-06-11 | 1980-12-22 | Matsushita Electric Ind Co Ltd | Light modulator |
JPS59172626A (en) * | 1983-03-23 | 1984-09-29 | Yagi Antenna Co Ltd | Spatial optical modulator |
JPH0251319U (en) * | 1989-09-21 | 1990-04-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5227208A (en) | Optical pcm group transmission relay system | |
JPS5224061A (en) | Amplifier | |
JPS51140641A (en) | Optical fiber variable attenuator | |
JPS5435756A (en) | Photo switch | |
JPS5229348A (en) | Umbrella | |
JPS51127887A (en) | Guide device for transportable heatsealers | |
JPS5241545A (en) | Instrument structure | |
JPS5277513A (en) | Light information detector | |
JPS51137425A (en) | Optical device | |
JPS5230111A (en) | Catv amplifier with variable trap | |
JPS5237685A (en) | Servo amplifier | |
JPS5291880A (en) | 3-acyl-5-fluorouracil | |
JPS51131964A (en) | Filter device | |
JPS525580A (en) | Reversibee stop-watch | |
JPS51114948A (en) | Optical branching filter | |
JPS51149775A (en) | Boiling-cooling type semiconductor device | |
JPS5297412A (en) | Motor-driven blower | |
JPS5312878A (en) | Preparation of cyanopyrazinecarboxyamide and its preparation | |
JPS51134161A (en) | Meter circuit | |
JPS52153906A (en) | 1-hexadecyne-6-one and its preparation | |
JPS528844A (en) | Light fiber measuring device | |
JPS537686A (en) | 6-oxo-2-piperzinylacetic acid and its preparation | |
JPS52155546A (en) | Optical signal transmission device through optical fibre | |
JPS537618A (en) | 3-sminopimelic aicd and its peparation | |
JPS53105464A (en) | 3-dichlormethylsilylcyclooentene-1 and their preparation |