NL7006890A - - Google Patents

Info

Publication number
NL7006890A
NL7006890A NL7006890A NL7006890A NL7006890A NL 7006890 A NL7006890 A NL 7006890A NL 7006890 A NL7006890 A NL 7006890A NL 7006890 A NL7006890 A NL 7006890A NL 7006890 A NL7006890 A NL 7006890A
Authority
NL
Netherlands
Application number
NL7006890A
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of NL7006890A publication Critical patent/NL7006890A/xx

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 materials other than metals or composite materials

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Lenses (AREA)
NL7006890A 1969-05-14 1970-05-13 NL7006890A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6915789A FR2044303A5 (enExample) 1969-05-14 1969-05-14

Publications (1)

Publication Number Publication Date
NL7006890A true NL7006890A (enExample) 1970-11-17

Family

ID=9034098

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7006890A NL7006890A (enExample) 1969-05-14 1970-05-13

Country Status (4)

Country Link
BE (1) BE750262A (enExample)
DE (1) DE2023739A1 (enExample)
FR (1) FR2044303A5 (enExample)
NL (1) NL7006890A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS583478B2 (ja) * 1978-03-03 1983-01-21 株式会社日立製作所 レ−ザ加熱方法および装置
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

Also Published As

Publication number Publication date
BE750262A (fr) 1970-11-12
DE2023739A1 (enExample) 1970-11-26
FR2044303A5 (enExample) 1971-02-19

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