Check expert advices for laser diode?

When you looking for laser diode, you must consider not only the quality but also price and customer reviews. But among hundreds of product with different price range, choosing suitable laser diode is not an easy task. In this post, we show you how to find the right laser diode along with our top-rated reviews. Please check out our suggestions to find the best laser diode for you.

Best laser diode

Product Features Go to site
2.5W 445nm TTL Blue Laser Module Adjustable-Focus, 100-240V Laser Head Engraving Modulewith Heatsink for DIY Laser Engraver Machine 2.5W 445nm TTL Blue Laser Module Adjustable-Focus, 100-240V Laser Head Engraving Modulewith Heatsink for DIY Laser Engraver Machine Go to amazon.com
HiLetgo 10pcs 5V 650nm 5mW Red Dot Diode Laser Head Red Laser Diode 6mm Red Laser Diode Laser Head HiLetgo 10pcs 5V 650nm 5mW Red Dot Diode Laser Head Red Laser Diode 6mm Red Laser Diode Laser Head Go to amazon.com
DTOL 10 X Mini Laser Dot Diode Module Head WL Red 650nm 6mm 5V 5mW Pack of 10 DTOL 10 X Mini Laser Dot Diode Module Head WL Red 650nm 6mm 5V 5mW Pack of 10 Go to amazon.com
GeeBat 10pcs Mini Laser Dot Diode Module Head Red 650nm 6mm 5V 5mW Diode Lasers GeeBat 10pcs Mini Laser Dot Diode Module Head Red 650nm 6mm 5V 5mW Diode Lasers Go to amazon.com
farhop Focusable 650nm 5mW 3-5V Red Laser farhop Focusable 650nm 5mW 3-5V Red Laser"Dot" Module Diode w/driver Plastic Lens (2 Pack) with Clamshell Packaging Go to amazon.com
Blue Laser Module 1000mW Dot 450nm Upgraded DC 12V Focal Adjustable Focusable for 3D Printer CNC Engraving Marking Machine Blue Laser Module 1000mW Dot 450nm Upgraded DC 12V Focal Adjustable Focusable for 3D Printer CNC Engraving Marking Machine Go to amazon.com
Lights88 532nm Green Laser Module Diode Stage Light moduler with Cable(50mw Green Dot Laser Module) Lights88 532nm Green Laser Module Diode Stage Light moduler with Cable(50mw Green Dot Laser Module) Go to amazon.com
Lights88 Violet Laser Module Purple Blue Laser Diode(405nm 20mw 30mw Dot Laser Adjust Focus) Lights88 Violet Laser Module Purple Blue Laser Diode(405nm 20mw 30mw Dot Laser Adjust Focus) Go to amazon.com
Quarton Laser Module VLM-650-03 LPA (ECONOMICAL DOT LASER) Quarton Laser Module VLM-650-03 LPA (ECONOMICAL DOT LASER) Go to amazon.com
650nm 660nm Adjusted Red Laser Line Dot Cross Diode Module 3V-5.5V 100mW Laser Dot/Line/Cross Module Focusable 13mmx42mm with US Power Adapter and Heatsink 650nm 660nm Adjusted Red Laser Line Dot Cross Diode Module 3V-5.5V 100mW Laser Dot/Line/Cross Module Focusable 13mmx42mm with US Power Adapter and Heatsink Go to amazon.com
Related posts:

1. 2.5W 445nm TTL Blue Laser Module Adjustable-Focus, 100-240V Laser Head Engraving Modulewith Heatsink for DIY Laser Engraver Machine

Feature

High grade laser diode with optical lens, has advantages of clear spotlight, low divergence, good collimation and small size ( Light Form: Dot, adjustable-focus )
Adopting intelligent feedback control circuit, external ACC constant current driving Mode , stable performance, good consistency, convenient to use
Low power consumption with high performance, support continuous light output working mode and can work for long time
2.5W laser module & 445nm blue laser light, large heat sinks and cooling fan ensure better heat dissipation during work
Output Power: 2500mW (2.5W); Suitable for industrial laser engraving machine equipment, wood craving, aluminum name card marking (Not suit for iron or other metal)

Description

Specifications:
Laser Wavelength: 445nm (blue)
Output Power: 2500mW (2.5W)
Driving Mode: External ACC constant current drive
Power Supply Voltage: 12VDC
AC Adaptor Plug: US
AC Adaptor Input Voltage: 100-240V
Lens Material: Optical glass with coating
Light Form: Dot, adjustable-focus
Modulation: TTL
PWM Control: Support
Other Function: Weak light positioning

Package Included:
1 Laser Module
1 AC Adaptor with US plug

Note:
1. Please wear laser goggles during usage, avoid to touch the laser directly to the eyes and skin.
2. The laser module should works less than half an hour in one time, and continue to work when it cool down please.

2. HiLetgo 10pcs 5V 650nm 5mW Red Dot Diode Laser Head Red Laser Diode 6mm Red Laser Diode Laser Head

Feature

5V 650nm 5mW Red Dot Diode Laser Head
Wave length: 650nm
Wide range of wroking temperature: -10C to +40C
Application: Level instrument, Ground instrument, Long distance laser listener remote light control, Long distance laser wireless communication

Description

Description:
Output Power: 5mW
Wavelength: 650nm
Working Voltage: 5V
Operating Current: less than 20 mA
Laser Shape: Dot
Working temperature: -10C to +40C
Housing material: High quality Copper
Dimensions: 6.5 x 18mm
Wire connection: Red wire connect to Positive, Blue wire connect to Negative
Package included:
10PCS 5V 650nm 5mW Red Dot Diode Laser Heads

3. DTOL 10 X Mini Laser Dot Diode Module Head WL Red 650nm 6mm 5V 5mW Pack of 10

Feature

Material: Copper Plastic.
Laser Shape: Dot. Outer diameter: 6 mm.
Wavelength: 650nm. Working Voltage: 5v.
Operating Current: must less than 20 Ma.
Can be used to connect diode tubes for multiple use

Description

Material: Copper Plastic. Laser Shape: Dot. Outer diameter: 6 mm. Wavelength: 650nm. Working Voltage: 5v. Operating Current: must less than 20 Ma. Can be used to connect diode tubes for multiple use

4. GeeBat 10pcs Mini Laser Dot Diode Module Head Red 650nm 6mm 5V 5mW Diode Lasers

Feature

Material: Copper Plastic.
Laser Shape: Dot. Outer diameter: 6 mm.
Wavelength: 650nm. Working Voltage: 5v.
Operating Current: must less than 20 Ma.
Can be used to connect diode tubes for multiple use.

Description

Description:
This item is a pack of 10pcs laser module heads, which is made of copper plastic. It is suitable for 5V 5mW standard, with 6mm outside diameter, can be used to connect diode tubes for multiple use.

Features:
Color: Mainly golden
Material: Copper
Lens and housing: Plastic
Laser Shape: Dot
Outside diameter: 6mm
Working Voltage: 5v
Wavelength: 650nm
Operating Current: must less than 20 mA
Working temperature: -10 ~40

Package Included:
10 X 5V Laser Dot Diode Module

5. farhop Focusable 650nm 5mW 3-5V Red Laser"Dot" Module Diode w/driver Plastic Lens (2 Pack) with Clamshell Packaging

Feature

Wavelength: 650nm, Working Voltage: 3-5V
Output Power: Class IIIR laser product, 5mW power output
Laser Shape: Dot (Before focus it projects rectangle and only becomes a dot after being focused)
farhop Focusable 650nm 5mW 3-5V Red Laser "Line and Cross" Module Diode versions also available for purchase on Amazon
Compatible with farhop 12mm Laser Mount (Not Included, available on Amazon)

Description

Wavelength:650nm
Output Power:5mW
Working Voltage:3 - 5V
Working Temperature:15 ~35
Laser Shape:Dot (Before focus it projects rectangle and only becomes a dot after being focused)
Focusable:Yes
Material and Color:Metal
Operating Current:I < 45mA
Dimensions:12x12x35mm
Feature: This 650nm laser diode is an industrial electronic component and used in Industrial Lab Testing.
It is a precise and sensitive optical instrument. Before carrying on laser DIY activities, please read about the technical
information first and protect your eyes from laser rays. Please keep the lens clean for best results. Red wire "+" pole; Black wire "-" pole.
Package: 2pcs 5mW 650nm Focusable Red Laser Dot Module Includes Hang Ready Plastic Packaging.

6. Blue Laser Module 1000mW Dot 450nm Upgraded DC 12V Focal Adjustable Focusable for 3D Printer CNC Engraving Marking Machine

Feature

High power 1000mW , Dot laser module with one pare of cool glasses free
The focus is adjustable and focal , wavelength is 450nm blue .
upgraded to DC 12V 1000mw on April.29,2018, more stability, applicable for hole-punching marking engraving machine DIY
Aluminum shell+ Imported laser diode+ K9 glass lenses+ Constant current driver board+Blue violet
Cutting Material : sponge paper, thin leather, paper .

Description

This 500mW was upgraded to 1000mw on April 29, 2018

Tips: When using for 1.5 hours, please let item stop and cooling down for few minutes to maintain the using life. Remember to use the 12V power and pay attention on anti-static.

Structure Features :
Aluminum shell+ Imported laser diode+ K9 glass lenses+ Constant current driver board+Blue violet

Application :
hole-punching marking engraving machine;

Specifications :
Product name : semiconductor laser Module
Product model : M-33A450-1000-12G upgraded on April 29, 2018
Output Power : 1000mW
Supply voltage : upgrade to 12V, more stability
Operating Current : 600mA
Wavelength : 450nm
Core components : Nichia
Spot pattern : dot
Lens : K9 glass lens
Optical components : focusing lens (adjustable)
Working Life : 8000 hours
Material : Aircraft Aluminum
Dimensions : 33 * 55mm

Carving Material :
wood type, some plastics, paper, bamboo, horn, thin leather (wallet), rubber stamp, photosensitive, Printing paper (material mainly used for carving, cutting can be relatively small), sponges, paper and so easy to burn Materials.

Cutting Material :
sponge paper, thin leather, paper .
if need the 1600mw one:https://www.amazon.com/dp/B01M9AZVT6

7. Lights88 532nm Green Laser Module Diode Stage Light moduler with Cable(50mw Green Dot Laser Module)

Feature

Industrial class 532nm Green Laser Dot Module
Dot high Power Green Laser Beam
ACC Circuit Green Laser Dot Module
DC 3.7V Green Lazer Module
Green Laser Ray Diode Module

Description

Dimensions: 12x51mm( with PCB circuit size)
Output Wavelength: 532nm (+-10nm)
Output Power :<50mW
Laser Shape: Dot
Beam Divergency: <1.5mard
Shell material: Brass
Circuit Control: ACC line
Reverse Polarity Protection: Yes
Working Voltage: DC = 3.7V
Working Current: I <250mA
Warm-up time: None
Operating temperature: 10 ~ +40
Storage temperature: -10 ~ +55

Package:
1 x532nm Dot Laser Module

8. Lights88 Violet Laser Module Purple Blue Laser Diode(405nm 20mw 30mw Dot Laser Adjust Focus)

Feature

Adjustable Foucs Dot based on your Working distance
405nm 20mw Blue Dot Lazer Diode
Brass Cap and Black Copper Tube
ACC Circult Design and Industry Class Laser
DC 3V ,Wide Voltage Protection up to 5V

Description

Wavelength :405nm
Power output: 20mW
Laser Shape:Dot
Operating Voltage:DC3V-5V
Operating Current: <50mA
Operating temperature: 0 - 30 C
Beam Effect: 120 dergee Line Effect.
Duty Circle:10 minutes on and 1 seconds off.
Size:13mm(D)*42(L) mm
Packing:1PCS

9. Quarton Laser Module VLM-650-03 LPA (ECONOMICAL DOT LASER)

Feature

Economical Red Dot Laser - Low cost solution for consumer grade positioning, measuring, pointing and laser sighting device.
Wave length: 650nm. Output power: Class IIIa - less than 5mW. 2.6~5 VDC operation. Beam Divergence (Half Angle) : 0.6 mRad. Dimensions: D7 x 21 mm.
Red laser. Ideal Laser module if cost is a very important consideration.
This module has an integrated optic, laser diode, and APC driver circuit.
APC driver circuit enables constant Laser output power. Aspherical plastic lens provides Dot spot.

Description

APPLICATIONS:
Economical Red Dot Laser - Low cost solution for consumer grade positioning, measuring, pointing and laser sighting device.
Wood processing.
Metal processing.
Stone processing.
Textile industry.
Food industry.
Automotive industry. Medical science.

10. 650nm 660nm Adjusted Red Laser Line Dot Cross Diode Module 3V-5.5V 100mW Laser Dot/Line/Cross Module Focusable 13mmx42mm with US Power Adapter and Heatsink

Feature

Output Power 100mw
Wavelength 650nm
Working Voltage 3v-5.5V
Laser Shape Dot/Line/Cross
Dimensions 13mmx 42mm

Description

Specification:
Output Power 100mw
Wavelength 650nm,660nm
Working Voltage 3V-5.5V
Working Current <180mA
Working Temperature -10 degrees~40 degrees
Duty Cycle 10 minutes on, 3 minutes off
Laser Shape Dot/Line/Cross
Dimensions 13x42mm

Features:
1.This red laser module with built-in driver is an industrial electronic component and used for industrial testament, Lab etc.
2.This is adjustable 650nm 1mw Red laser module with three caps:Dot line and cross.You can change the caps to get different effects: dot line and cross,which is shown in the main photo.
3.Before carrying on some laser DIY activities, please protect your eyes before laser ray. Be sure the operator has experience in optics DIY or testing.

Package:
1 x Adjusted Red Diode Lasers Industrial 3v-5.5v 650nm 660nm 100mW Laser Dot/Line/Cross Module Focusable 13mmx42mm with Adapter & Heatsink

Conclusion

All above are our suggestions for laser diode. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using laser diode with us by comment in this post. Thank you!

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