BE750262A - LIGHT CONCENTRATION DEVICE IN A - Google Patents
LIGHT CONCENTRATION DEVICE IN AInfo
- Publication number
- BE750262A BE750262A BE750262DA BE750262A BE 750262 A BE750262 A BE 750262A BE 750262D A BE750262D A BE 750262DA BE 750262 A BE750262 A BE 750262A
- Authority
- BE
- Belgium
- Prior art keywords
- concentration device
- light concentration
- light
- concentration
- Prior art date
Links
Classifications
-
- 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
- B23K26/073—Shaping the laser spot
- B23K26/0734—Shaping the laser spot into an annular shape
-
- 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
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
- B23K26/382—Removing material by boring or cutting by boring
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/02—Catoptric systems, e.g. image erecting and reversing system
- G02B17/06—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror
- G02B17/0605—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror using two curved mirrors
- G02B17/061—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror using two curved mirrors on-axis systems with at least one of the mirrors having a central aperture
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/005—Diaphragms
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR6915789A FR2044303A5 (en) | 1969-05-14 | 1969-05-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE750262A true BE750262A (en) | 1970-11-12 |
Family
ID=9034098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE750262D BE750262A (en) | 1969-05-14 | 1970-05-12 | LIGHT CONCENTRATION DEVICE IN A |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE750262A (en) |
DE (1) | DE2023739A1 (en) |
FR (1) | FR2044303A5 (en) |
NL (1) | NL7006890A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS583478B2 (en) * | 1978-03-03 | 1983-01-21 | 株式会社日立製作所 | Laser heating method and device |
US4685780A (en) * | 1984-09-12 | 1987-08-11 | Kabushiki Kaisha Toshiba | Reflection type optical device |
US4749840A (en) * | 1986-05-16 | 1988-06-07 | Image Micro Systems, Inc. | Intense laser irradiation using reflective optics |
US4887885A (en) * | 1986-10-03 | 1989-12-19 | University Of Rochester | Diffraction free arrangement |
US5208980A (en) * | 1991-12-31 | 1993-05-11 | Compag Computer Corporation | Method of forming tapered orifice arrays in fully assembled ink jet printheads |
GB9811557D0 (en) * | 1998-05-29 | 1998-07-29 | Exitech Ltd | The use of beam shaping for improving the performance of machines used to laser drill microvia holes in printed circuit (wiring) and other packages |
-
1969
- 1969-05-14 FR FR6915789A patent/FR2044303A5/fr not_active Expired
-
1970
- 1970-05-12 BE BE750262D patent/BE750262A/en unknown
- 1970-05-13 NL NL7006890A patent/NL7006890A/xx unknown
- 1970-05-14 DE DE19702023739 patent/DE2023739A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2023739A1 (en) | 1970-11-26 |
NL7006890A (en) | 1970-11-17 |
FR2044303A5 (en) | 1971-02-19 |
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