FR2505564B1 - Dispositif de modification et d'uniformisation de l'intensite d'un faisceau laser de puissance - Google Patents
Dispositif de modification et d'uniformisation de l'intensite d'un faisceau laser de puissanceInfo
- Publication number
- FR2505564B1 FR2505564B1 FR8208046A FR8208046A FR2505564B1 FR 2505564 B1 FR2505564 B1 FR 2505564B1 FR 8208046 A FR8208046 A FR 8208046A FR 8208046 A FR8208046 A FR 8208046A FR 2505564 B1 FR2505564 B1 FR 2505564B1
- Authority
- FR
- France
- Prior art keywords
- standardizing
- modifying
- intensity
- laser power
- power beam
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/0643—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising mirrors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/0988—Diaphragms, spatial filters, masks for removing or filtering a part of the beam
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT67623/81A IT1144346B (it) | 1981-05-08 | 1981-05-08 | Dispositivo per modificare e uniformare la distribuzione d intensita di un fascio laser di potenza |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2505564A1 FR2505564A1 (fr) | 1982-11-12 |
FR2505564B1 true FR2505564B1 (fr) | 1985-12-06 |
Family
ID=11303969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8208046A Expired FR2505564B1 (fr) | 1981-05-08 | 1982-05-10 | Dispositif de modification et d'uniformisation de l'intensite d'un faisceau laser de puissance |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3217226A1 (fr) |
FR (1) | FR2505564B1 (fr) |
IT (1) | IT1144346B (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1156026B (it) * | 1982-05-27 | 1987-01-28 | Fiat Ricerche | Dispositivo di deflessione di un fascio laser per eseguire trattamenti termici superficiali di pezzi scanalati |
US4662708A (en) * | 1983-10-24 | 1987-05-05 | Armco Inc. | Optical scanning system for laser treatment of electrical steel and the like |
DE3411126A1 (de) * | 1984-03-26 | 1985-10-03 | BIAS Forschungs- und Entwicklungs-Labor für angewandte Strahltechnik GmbH, 2820 Bremen | Vorrichtung zur bearbeitung von werkstuecken durch einen energiestrahl hoher leistungsdichte, insbesondere einem laserstrahl eines co(pfeil abwaerts)2(pfeil abwaerts)-lasers |
WO1987005843A1 (fr) * | 1986-03-26 | 1987-10-08 | Nauchno-Issledovatelsky Tsentr Po Tekhnologicheski | Installation pour le traitement des materiaux a l'aide d'un laser |
US4840483A (en) * | 1987-12-18 | 1989-06-20 | Cincinnati Milacron Inc. | Alignment tool for laser beam delivery systems and method of alignment |
DE4004423C2 (de) * | 1989-02-17 | 1998-05-14 | Mezotraslevoj Nt Kompleks Mikr | Vorrichtung zur chirurgischen Behandlung der Ametropie |
FR2655837A1 (fr) * | 1989-12-15 | 1991-06-21 | Hanna Khalil | Masque de traitement de surface et dispositif de chirurgie de l'óoeil ou de realisation de lentille optique par laser. |
DE19745280A1 (de) | 1997-10-15 | 1999-04-22 | Daimler Chrysler Ag | Verfahren zur Fein- und Mikrobearbeitung von Werkstücken mittels Laserstrahlen und Vorrichtung zur Durchführung des Verfahrens |
DE10144521C1 (de) | 2001-09-10 | 2003-05-08 | Lpkf Laser & Electronics Ag | Verfahren und Vorrichtung zur Laserbearbeitung mittels eines Laserstrahles |
DE102007051408A1 (de) | 2007-10-25 | 2009-05-28 | Prelatec Gmbh | Verfahren zum Bohren von Löchern definierter Geometrien mittels Laserstrahlung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1465526A (en) * | 1973-02-08 | 1977-02-23 | Quantel Sa | Process for filtering and amplifying laser beams |
US4114018A (en) * | 1976-09-30 | 1978-09-12 | Lasag Ag | Method for ablating metal workpieces with laser radiation |
US4370540A (en) * | 1979-01-04 | 1983-01-25 | United Technologies Corporation | Reflective beam rotator |
WO1980001419A1 (fr) * | 1979-01-04 | 1980-07-10 | United Technologies Corp | Dispositif reflecteur de mise en rotation d'un rayon |
-
1981
- 1981-05-08 IT IT67623/81A patent/IT1144346B/it active
-
1982
- 1982-05-07 DE DE19823217226 patent/DE3217226A1/de not_active Ceased
- 1982-05-10 FR FR8208046A patent/FR2505564B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1144346B (it) | 1986-10-29 |
DE3217226A1 (de) | 1982-12-02 |
FR2505564A1 (fr) | 1982-11-12 |
IT8167623A0 (it) | 1981-05-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4387297B1 (en) | Portable laser scanning system and scanning methods | |
JPS57206590A (en) | Blowout method and blowout device using laser beam | |
IT1165000B (it) | Dispositivo per modulare l'ampiezza di un fascio di luce | |
FR2513028B1 (fr) | Dispositif laser | |
DE69318601D1 (de) | Laserlichtstrahlerzeugende Vorrichtung | |
FR2528187B1 (fr) | Dispositif pour la transmission d'un faisceau energetique | |
DE3465842D1 (en) | Method and device for regulating the light power of laser diodes | |
FR2344152A1 (fr) | Procede et dispositif de commande de l'intensite du faisceau de sortie d'un laser | |
FR2621747B1 (fr) | Dispositif pour un laser de puissance | |
FR2505564B1 (fr) | Dispositif de modification et d'uniformisation de l'intensite d'un faisceau laser de puissance | |
FR2535614B1 (fr) | Dispositif d'irradiation par laser | |
FR2505100B1 (fr) | Dispositif laser | |
IT1201109B (it) | Procedimento e dispositivo di telemetria distanziometria laser su bersagli cooperativi | |
FR2519813B1 (fr) | Dispositif de stabilisation de la puissance optique d'un laser semi-conducteur | |
FR2544922B1 (fr) | Dispositif laser | |
GB2081893B (en) | Splitting off part of a light beam and measuring its intensity | |
FR2546271B1 (fr) | Procede et dispositif pour la coloration d'un faisceau lumineux | |
IT8268386A0 (it) | Dispositivo per focalizzare ed omogeneizzare un fascio laser | |
GB2107322B (en) | Methods of marking polymers by laser beam and polymers adapted therefor | |
FR2572225B1 (fr) | Dispositif a emission laser | |
JPS57183853A (en) | Laser beam irradiation device | |
DE3669397D1 (de) | Laserstrahlprojektor und seine befestigungsvorrichtung. | |
FR2597672B1 (fr) | Dispositif pour augmenter la densite de puissance sur sa section d'un faisceau laser annulaire. | |
FR2584184B3 (fr) | Dispositif permettant de mesurer la puissance d'un faisceau laser | |
FR2630268B1 (fr) | Procede et dispositif pour ameliorer la directivite de l'emission d'une diode laser solide |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |