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1.5-2W 445 nm Blue Laser Diode In Module W/Leads | ![]() |
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US $59.00 | 22d 4h 45m |
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20mW 405nm Violet Blue Laser Diode Module | ![]() |
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US $7.99 | 20d 21h 42m |
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532nm 5mW Green Laser Diode Module w/driver beam | ![]() |
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US $8.39 | 19d 17h 49m |
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Mitsubishi 635nm 300mW Red Laser Diode ML520G71 In Module W/Leads | ![]() |
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US $52.00 | 13d 41m |
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700mW 12X 405nm S06J Blu-Ray Laser Diode In Module W/Leads | ![]() |
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US $67.00 | 1d 22h |
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300mW Blue 450nm Laser DPSS Diode Module TTL fan cool | ![]() |
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US $85.00 | 22d 10h 2m |
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50mW 532nm Green Laser Diode Module w driver board for Disco DJ laser light Show | ![]() |
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US $59.00 | 23d 13h 5m |
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405nm 250mw Laser Focusable Module/Violet Laser Diode Module CROSS 1 pcs | ![]() |
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US $64.99 | 20d 17h 51m |
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200mw 650-660nm Red Laser Module/RED Dot Laser Diode Module w/h Heatsink/12x55mm | ![]() |
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US $27.99 | 9d 11h 47m |
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Nichia NDB7875 445nm 9mm Laser Diode In a Copper Module With Leads & Glass Lens | ![]() |
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US $125.00 | 7d 5h 24m |
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660nm 50mw Laser Focusable Module/ RED Laser Diode Module DOT 1 pcs | ![]() |
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US $18.99 | 23d 17h 45m |
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405nm 50mw Laser Focusable Module/Violet Laser Diode Module DOT 1 pcs | ![]() |
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US $28.88 | 20d 16h 2m |
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405nm 50mw Laser Focusable Module/Violet Laser Diode Module CROSS 1 pcs | ![]() |
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US $29.18 | 20d 17h 47m |
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5pcs 5mW 650nm/660nm Red Laser DOT Diode Module Metal | ![]() |
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US $23.49 | 20d 2h 39m |
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Mini 3VDC 3.2mW 5mw 650nm Red Laser DOT Module/Diode | ![]() |
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US $3.99 | 20d 49m |
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3.5mW 650nm/660nm Red Laser DOT Diode Module Metal TTL | ![]() |
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US $6.88 | 20d 2h 29m |
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3 pack 1.5-2W 445 nm Blue Laser Diode in Module W/Leads | ![]() |
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US $170.00 | 22d 4h 47m |
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5pcs 780nm 5mW Infrared IR Laser DOT Diode Module | ![]() |
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US $17.99 | 20d 9m |
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3VDC 780nm 5mW Infrared IR Laser/Lazer DOT Diode Module | ![]() |
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US $5.99 | 20d 29m |
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100mw 532nm green laser Diode Module TTL for Disco laser light Beam Lighting | ![]() |
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US $96.00 | 25d 10h 45m |
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Laser Module Diode

What are laser modules for?
Why do lasers have a little circuitry behind it? why can't it just be the diode, a lens and batteries? why do they need to add the module behind it?
The circuit board behind the laser diode is usually called a driver board. It can be made of capacitors, resistors, regulators and other parts limiting and regulating the voltage entering the laser diode. Most laser modules are battery operated which when first inserted will peak in power. If you hooked up the laser diode directly to the batteries, the surge of energy will burn out the diode immediately.
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1.5-2W 445 nm Blue Laser Diode In Module W/Leads | ![]() |
![]() |
US $59.00 | 22d 4h 45m |
![]() |
20mW 405nm Violet Blue Laser Diode Module | ![]() |
![]() |
US $7.99 | 20d 21h 42m |
![]() |
532nm 5mW Green Laser Diode Module w/driver beam | ![]() |
![]() |
US $8.39 | 19d 17h 49m |
![]() |
Mitsubishi 635nm 300mW Red Laser Diode ML520G71 In Module W/Leads | ![]() |
![]() |
US $52.00 | 13d 41m |
![]() |
700mW 12X 405nm S06J Blu-Ray Laser Diode In Module W/Leads | ![]() |
![]() |
US $67.00 | 1d 22h |
![]() |
300mW Blue 450nm Laser DPSS Diode Module TTL fan cool | ![]() |
![]() |
US $85.00 | 22d 10h 2m |
![]() |
50mW 532nm Green Laser Diode Module w driver board for Disco DJ laser light Show | ![]() |
![]() |
US $59.00 | 23d 13h 5m |
![]() |
405nm 250mw Laser Focusable Module/Violet Laser Diode Module CROSS 1 pcs | ![]() |
![]() |
US $64.99 | 20d 17h 51m |
![]() |
200mw 650-660nm Red Laser Module/RED Dot Laser Diode Module w/h Heatsink/12x55mm | ![]() |
![]() |
US $27.99 | 9d 11h 47m |
![]() |
Nichia NDB7875 445nm 9mm Laser Diode In a Copper Module With Leads & Glass Lens | ![]() |
![]() |
US $125.00 | 7d 5h 24m |
![]() |
660nm 50mw Laser Focusable Module/ RED Laser Diode Module DOT 1 pcs | ![]() |
![]() |
US $18.99 | 23d 17h 45m |
![]() |
405nm 50mw Laser Focusable Module/Violet Laser Diode Module DOT 1 pcs | ![]() |
![]() |
US $28.88 | 20d 16h 2m |
![]() |
405nm 50mw Laser Focusable Module/Violet Laser Diode Module CROSS 1 pcs | ![]() |
![]() |
US $29.18 | 20d 17h 47m |
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5pcs 5mW 650nm/660nm Red Laser DOT Diode Module Metal | ![]() |
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US $23.49 | 20d 2h 39m |
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Mini 3VDC 3.2mW 5mw 650nm Red Laser DOT Module/Diode | ![]() |
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US $3.99 | 20d 49m |
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3.5mW 650nm/660nm Red Laser DOT Diode Module Metal TTL | ![]() |
![]() |
US $6.88 | 20d 2h 29m |
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3 pack 1.5-2W 445 nm Blue Laser Diode in Module W/Leads | ![]() |
![]() |
US $170.00 | 22d 4h 47m |
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5pcs 780nm 5mW Infrared IR Laser DOT Diode Module | ![]() |
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US $17.99 | 20d 9m |
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3VDC 780nm 5mW Infrared IR Laser/Lazer DOT Diode Module | ![]() |
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US $5.99 | 20d 29m |
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100mw 532nm green laser Diode Module TTL for Disco laser light Beam Lighting | ![]() |
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US $96.00 | 25d 10h 45m |
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250mW 660nm Red Laser Diode Module | ![]() |
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US $33.89 | 10d 12h 41m |
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150mW 532nm 3.7V-4.2V Green Laser Diode Module | ![]() |
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US $153.99 | 26d 10h 9m |
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100mW Laser Diode Module - Red | ![]() |
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US $43.98 | 26d 10h 2m |
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200mW 405nm Violet Blue Laser Diode Module | ![]() |
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US $171.99 | 26d 9h 51m |
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200mW 532nm 3.7V-4.2V Green Laser Diode Module | ![]() |
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US $79.99 | 26d 9h 51m |
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DVD laser with module
Advanced Fiber Optic Instrument - Dual Laser Diode Source
Toronto, Canada - recommends its (GAO3C B), which are fiber optic instruments containing dual laser diodes packed with convenient functions and with simple operation. The high-precision light source series is used for parameter testing in optical transmission. They are suitable for detection of optical transmission systems, device attenuation and optical core checks with a high degree of sensitivity.Each member of the double LD light source series is compatible with international optical instruments standards and is non-interfering. The full-featured stable light source series offers 850nm, 1300nm, 1550nm, 1310/1550nm and 850/1300nm optional wavelengths together with switchable modulation frequencies to meet various requirements. The light sources support FC, ST, SC adapters. All those practical features make the light source series ideal for fiber-optic technology supported applications.
For more information please visit
For any sales inquires please contact:
1-877 585-9555 - Toll Free (USA & Canada)
1-416 292-0038 - All Other Areas
About GAO Fiber Optics
GAO Fiber Optics, a member company of GAO Group, is a leading provider of fiber optic test and measurement instruments, transceivers and other fiber optical devices.
GAO Fiber Optics is a member of GAO Group, which also includes
Toronto, Canada - recommends its (GAO3C B), which are fiber optic instruments containing dual laser diodes packed with convenient functions and with simple operation. The high-precision light source series is used for parameter testing in optical transmission. They are suitable for detection of optical transmission systems, device attenuation and optical core checks with a high degree of sensitivity.Each member of the double LD light source series is compatible with international optical instruments standards and is non-interfering. The full-featured stable light source series offers 850nm, 1300nm, 1550nm, 1310/1550nm and 850/1300nm optional wavelengths together with switchable modulation frequencies to meet various requirements. The light sources support FC, ST, SC adapters. All those practical features make the light source series ideal for fiber-optic technology supported applications.
For more information please visit
For any sales inquires please contact:
1-877 585-9555 - Toll Free (USA & Canada)
1-416 292-0038 - All Other Areas
About GAO Fiber Optics
GAO Fiber Optics, a member company of GAO Group, is a leading provider of fiber optic test and measurement instruments, transceivers and other fiber optical devices.
GAO Fiber Optics is a member of GAO Group, which also includes
About the Author
GAO Fiber Optics, a member company of GAO Group, is a leading provider of fiber optic test and measurement instruments, transceivers and other fiber optical devices.





























Green Laser – High Tech Product And A Certain Risk Involved Posted By: david123174 –