CA975059A - Acousto-optic filter having means for damping acoustic resonances - Google Patents
Acousto-optic filter having means for damping acoustic resonancesInfo
- Publication number
- CA975059A CA975059A CA147,334A CA147334A CA975059A CA 975059 A CA975059 A CA 975059A CA 147334 A CA147334 A CA 147334A CA 975059 A CA975059 A CA 975059A
- Authority
- CA
- Canada
- Prior art keywords
- acousto
- optic filter
- acoustic resonances
- damping acoustic
- damping
- 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
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/11—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on acousto-optical elements, e.g. using variable diffraction by sound or like mechanical waves
- G02F1/116—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on acousto-optical elements, e.g. using variable diffraction by sound or like mechanical waves using an optically anisotropic medium, wherein the incident and the diffracted light waves have different polarizations, e.g. acousto-optic tunable filter [AOTF]
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Polarising Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16562971A | 1971-07-23 | 1971-07-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA975059A true CA975059A (en) | 1975-09-23 |
Family
ID=22599741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA147,334A Expired CA975059A (en) | 1971-07-23 | 1972-07-18 | Acousto-optic filter having means for damping acoustic resonances |
Country Status (5)
Country | Link |
---|---|
US (1) | US3729250A (de) |
JP (1) | JPS535818B1 (de) |
CA (1) | CA975059A (de) |
CH (1) | CH552223A (de) |
DE (1) | DE2234593C3 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4057770A (en) * | 1976-04-05 | 1977-11-08 | Westinghouse Electric Corporation | Acousto-optic Q-switch |
US4637689A (en) * | 1983-04-06 | 1987-01-20 | Itek Corporation | Acoustically resonant tunable acousto-optic filter |
KR860001588Y1 (ko) * | 1984-06-16 | 1986-07-19 | 주식회사금성사 | 음향광학적 광 변조기 |
US4886346A (en) * | 1988-02-16 | 1989-12-12 | Westinghouse Electric Corp. | Method and apparatus for improving the angular aperture of an aodlf |
US4896949A (en) * | 1988-04-27 | 1990-01-30 | Westinghouse Electric Corp. | Acousto-optic tunable bandpass filter with strong sideband suppression |
JP2005017343A (ja) * | 2003-06-23 | 2005-01-20 | Matsushita Electric Ind Co Ltd | 音響光学素子 |
US7355776B2 (en) * | 2004-03-10 | 2008-04-08 | Tektronix, Inc. | Acoustic damping material for electro-optic materials |
US11042052B2 (en) * | 2018-09-18 | 2021-06-22 | Eagle Technology, Llc | Multi-channel laser system including an acousto-optic modulator (AOM) with beam polarization switching and related methods |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2392350A (en) * | 1942-12-02 | 1946-01-08 | Bell Telephone Labor Inc | Ultrasonic cell |
US3572897A (en) * | 1968-03-06 | 1971-03-30 | Ampex | Optical modulator having dissipative matching boundaries |
US3614201A (en) * | 1968-12-02 | 1971-10-19 | Bell Telephone Labor Inc | Acoustically absorbent mounting method and apparatus for optical modulator |
US3637288A (en) * | 1970-02-05 | 1972-01-25 | Bell Telephone Labor Inc | Single acoustic frequency optical deflector |
US3632193A (en) * | 1970-06-17 | 1972-01-04 | Hewlett Packard Co | Method and apparatus for control of light transmission through an anisotropic medium |
US3644015A (en) * | 1970-06-18 | 1972-02-22 | Hewlett Packard Co | Acousto-optic band reject light filter and apparatus using same |
US3653743A (en) * | 1970-11-23 | 1972-04-04 | Hughes Aircraft Co | Electro-optic devices with acousto-optic effect suppression |
-
1971
- 1971-07-23 US US00165629A patent/US3729250A/en not_active Expired - Lifetime
-
1972
- 1972-07-14 DE DE2234593A patent/DE2234593C3/de not_active Expired
- 1972-07-18 CA CA147,334A patent/CA975059A/en not_active Expired
- 1972-07-21 CH CH1094272A patent/CH552223A/de not_active IP Right Cessation
- 1972-07-24 JP JP7405372A patent/JPS535818B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2234593B2 (de) | 1974-11-07 |
DE2234593C3 (de) | 1975-06-26 |
US3729250A (en) | 1973-04-24 |
CH552223A (de) | 1974-07-31 |
DE2234593A1 (de) | 1973-02-08 |
JPS535818B1 (de) | 1978-03-02 |
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