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what is laser bias current?
A bias current is the direct and/or alternating current required to operate a bolometer at a specified resistance under specified ambient conditions.
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2000-02-25 Strained Multi Quantum Well (SMQW) Laser Diode
This application note describes the reliability measures that helps improve the operation of the Strained Multi-Well Quantum Well (SMQW) Laser Diode.
2001-10-15 Stability of silicon photodiodes for laser emission measurements
This application note examines the suitability of silicon photodiodes as the transducer, and discusses the calibration accuracy, reproducibility and stability that are likely to be achieved from a commercial company.
2001-09-16 Speed up laser diode attachment with epoxy
This technical article describes some of the techniques customers have to consider when attaching laser diodes, whether it be through the use of epoxy or gold/tin alloy.
2004-05-11 Sony, Nichia agree on laser diode cross-license patents
Sony Corp. has forged an agreement with Nichia Corp. on the cross licensing of their blue-violet laser diodes used in rewritable optical memory discs.
2003-04-09 Sony samples blue laser disc drive, disc media
Sony Corp. has developed a blue laser optical data storage disc drive and cartridge-type disc media that are targeted at professional data-intensive applications.
2004-01-19 Sony laser diodes provide 4W, 6W power
The SLD34x-YT range of high brightness laser diodes from Sony provide either 4W (SLD343-YT) from a 200?m emitter or 6W (SLD344-YT) from a 400?m emitter.
2003-05-15 Sony laser diodes perform CD, DVD recording/playback
Sony Corp. has announced the availability of a series of laser diodes that feature two operating wavelengths in a single package.
2002-09-26 Sony laser diode lasts 10,000h
The SLD1332V laser diode from Sony Corp. delivers an optical power output of 500mW and has a rated lifespan of 10,000h (250C).
2007-04-26 Sony joins blue-violet laser market
Sony announced it will join the blue-violet laser market with a monthly production capacity of 1.7 million units.
2012-11-05 Solar cells checked by high power diode laser line generator
This technology is designed to add to the changing energy policy: a line laser is able to scrutinise solar cells using the so-called photoluminescence spectroscopy.
2006-03-14 SoC supports blue, red laser technology
Atmel announced its AT78C4050 "All-Format DVD" SoC, an integrated optical system based on 0.13m technology.
2008-06-05 SoC 'first' to integrate laser navigation sensor, flash-based MCU
Cypress Semiconductor Corp. has introduced its second-generation laser navigation product family, which the company touts as the first in the industry to integrate a laser navigation sensor and programmable flash-based MCU on one die.
2003-09-15 Sipex laser diode driver offers three channels
Sipex Corp. has released its first laser diode driver, the SP8107.
2001-04-24 Simulating direct laser modulation with the MAX3930
This application note is intended to establish a simulation model for transient analysis and address driver-to-laser interface using Maxim's MAX3930 direct modulator for laser diodes.
2003-07-22 SICK packs laser sensing into compact housing
SICK Inc. has released its W.9 series of photoelectric sensors that feature a long-range laser sensor packed into a miniature housing.
2002-01-08 Sharp red laser diode boasts 100mW pulse optical power
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2006-11-22 Sharp joins blue-laser diode market
Sharp Corp. has become the second merchant supplier of blue-laser diodes, following Nichia Corp. and already started supplying diodes to an undisclosed client.
2007-08-24 Seed laser is small but powerful
AMS Technologies has introduced Quintessence Photonics' new laser designed to deliver high power in a single mode beam for seeding fiber and solid state lasers and for use in direct applications.
2003-01-23 Sanyo schedules production of 35mW blue-violet laser
Sanyo Electric Co. Ltd will begin production this spring of a 35mW laser for next-gen writable optical disk systems.
2002-05-03 Sanyo red laser diode provides 5mW ouput
Designed for barcode scanners, line markers, and laser levelers, the DL-LS1030 red laser diode from Sanyo Electric Co. Ltd provides an output of 5mW (600C), while drawing 50mA from an input of 2.6V.
2002-12-10 Sanyo red laser diode delivers 40mW
The DL-LS1037 red laser diode delivers an output power of 40mW (635nm) - 15 percent more than competing devices - and makes it suitable for outdoor alignment and machine vision applications.
2002-04-23 Sanyo blue-violet laser diode has low-noise beam structure
Sanyo Electric Co. Ltd has developed a blue-violet laser diode that features a low-noise beam structure and is suitable for use as a light source in next-generation DVD systems.
2004-05-03 Russo-German startup claims laser materials breakthrough
Researchers at the University of Michigan have produced 1.3?m edge-emitting semiconductor lasers that have demonstrated temperature stability over the range 0 to 80C.
2005-02-11 Ruixiang laser pick-up units have 0.45 numerical aperture
Designed for use in CD players, the new laser pick-up units from China Ruixiang Electronic Technology feature strong reading performance.
2003-02-13 Ruixiang laser pick-up unit suits VCD players
The KSS-213CCM laser pick-up unit of Ruixiang Electronic Technology Co. Ltd operates from a 5V supply, over a wavelength of 760nm to 800nm.
2010-04-20 Rotary switches provide laser marking
C&K Components has developed a RTE series of DIP switches that feature SPDT, SP3T and SP4T rotary functions as well as rotary binary-decimal and hexa-decimal coding.
2007-02-27 Rohm's new tech to pave way for green laser diode
ROHM announced that it has established a crystalline growth technology of non-polar gallium nitride, and succeeded in the trial production of a blue-violet laser diode.
2004-01-09 Rohm laser fires 240mW of optical power
Rohm Co. Ltd has developed the RLD65PZB5 high-output semiconductor laser that delivers 240mW of optical output.
2002-09-09 Richardson to distribute Honeywell laser products
Richardson Electronics has signed an agreement with Honeywell Inc.'s VCSEL product division to distribute their line of laser products.
2014-04-11 RGB laser device boasts infinite contrast ratio
EpiCrystal's multi-colour laser light source utilises a gallium arsenide-based infrared semiconductor laser diode which enables bright true colours and infinite contrast ratio.
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