10 best blue laser diode for 2020

It’s not that easy to choose the right blue laser diode since there’s a ton of things you need to consider first. Some of the factors we paid attention to in our evaluation when reviewing the top blue laser diode on the market. Through our research, weve looked through catalogues to pick out the very best for you. Through our comparison table, in-detail reviews of each product, were going to reveal the name of our best blue laser diode on the marketbut dont skip to the end!

Best blue laser diode

Product	Features	Editor's score	Go to site
	Osram PLTB450B 1.6W 445nm 450nm Blue LD Diode		Go to amazon.com
	Laser Component for DIY Laser Engraving Machine PLTB450B 445nm 450nm Blue Laser Diode 1600mw 1.6w TO18 5.6mm		Go to amazon.com
	Lights88 Violet Laser Module Purple Blue Laser Diode(405nm 20mw 30mw Dot Laser Adjust Focus)		Go to amazon.com
	HiLetgo 10pcs 5V 650nm 5mW Red Dot Laser Head Red Laser Diode Laser Tube with Leads Head Outer Diameter 6mm		Go to amazon.com
	Laser Module 405nm Violet Purple Blue Laser"Dot" Diode (Adjust Focus 5mw DC3V-5V)		Go to amazon.com
	5500mw Laser Module 5.5W Blue Laser Module 12v for CNC 1610 CNC2418 CNC3018 DIY use 12V 450nm Wavelength PWM TTL Supportive		Go to amazon.com
	Acouto Laser Diode Head Engraving Emitter Blue-Violet Light Only for NEJE 1500mW Engraver		Go to amazon.com
	405nm Laser Diode Module Blue Lazer Module Violet Purple Laser 5mw Dot 14X45mm		Go to amazon.com
	Laser Diode Module Violet Purple Laser 405nm Dot 13X45mm Blue Lazer Dot Module 5mW		Go to amazon.com
	CenryKay 5V 650nm 6mm 5mW Red Dot Laser Head Red Laser Diode Laser Tube Pack of 20		Go to amazon.com

Related posts:

1. Osram PLTB450B 1.6W 445nm 450nm Blue LD Diode

Feature

Osram PLTB450B 1.6W 445nm 450nm Blue LD Diode

2. Laser Component for DIY Laser Engraving Machine PLTB450B 445nm 450nm Blue Laser Diode 1600mw 1.6w TO18 5.6mm

Feature

1.Item Brand:Osram 2.Type Name:PLTB450B
3.Typical Power Rating:1.6W/1600mW 4.Working Currnt:1.2A
5.Working Voltage:4.8~6.0V Wavelength: 450nm
Working Tempereature: -20~+70 Storage Temperature: -40~+85

3. 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

4. HiLetgo 10pcs 5V 650nm 5mW Red Dot Laser Head Red Laser Diode Laser Tube with Leads Head Outer Diameter 6mm

Feature

5V 650nm 5mW Red Dot Diode Laser Head Red Laser Diode 6mm Red Laser 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

5. Laser Module 405nm Violet Purple Blue Laser"Dot" Diode (Adjust Focus 5mw DC3V-5V)

Feature

405nm 5mw Blue Dot Lazer Diode
Brass Cap and Black Copper Tube
Adjustable Foucs Dot based on your Working distance,if laser spot is not a dot,you need to adjust the front cap to focus dot
ACC Circult Design and Industry Class Laser
DC 3V ,Wide Voltage Protection up to 5V

6. 5500mw Laser Module 5.5W Blue Laser Module 12v for CNC 1610 CNC2418 CNC3018 DIY use 12V 450nm Wavelength PWM TTL Supportive

Feature

1-A useful and effecint accessory for CNC Machine & 3D printer. Laser Power: 5500mW,
2-Powerful, Can engraves on Metals as Stainless stell, painted metal , mug materials including leather.
3-Is able to cut Can cut 2-3 mm (1/8'') of wood and plywood with one pass, Can cut 4 mm (1/6'') of dark acrylic with one pass.
4-The laser has PWM (TTL+), with 2Pin and 3 Pin cables, 2 wires to run red +. Black -
5-Visible Blue light: 450nw wavelength

7. Acouto Laser Diode Head Engraving Emitter Blue-Violet Light Only for NEJE 1500mW Engraver

Feature

Design for engraver printer machine, suitable for NEJE 1500mW engraver only
High quality: The cover is made of high quality metal , sturdy and durable. Professional adjustable laser head is easy to adjust, with high speed, high precision, high stability and high efficiency.
Long time use :This laser diode can withstand long time use, last much longer than other laser head and more stable. However, make sure the surface of the object to be engraved is horizontal and the laser is focused on the surface of the object.
Widely Application: 1500mW blue-violet light , higher speed, support more types of materials, included hardwood, plastic, bamboo, rubber, leather, cut paper and so on, widely used.
Note: laser is dangerous, it is necessary to use laser protective glass to avoid eyes injuries

8. 405nm Laser Diode Module Blue Lazer Module Violet Purple Laser 5mw Dot 14X45mm

Feature

Industrial Focusable Violet Purple Blue Dot Laser Diode Module
Economical ECONOMICAL DOT LASERAdjust Blue Laser Diode Dot
Violet Purple Diode Laser
20 mw Laser Driver
1pcs Violet Laser Diode Laser Head

9. Laser Diode Module Violet Purple Laser 405nm Dot 13X45mm Blue Lazer Dot Module 5mW

Feature

DC3-5V Laser Moudle
DOT LASER Adjust Blue Laser Diode Dot
Black Laser tube Lens
5mw Laser Driver
1pcs Violet Laser Diode Laser Head

10. CenryKay 5V 650nm 6mm 5mW Red Dot Laser Head Red Laser Diode Laser Tube Pack of 20

Feature

5V 650nm 5mW Red Dot Diode Laser Head Red Laser Diode 6mm Red Laser Diode Laser Head
Laser Modules Wavelength: 650nm. Working Voltage: 5v
Outer diameter: 6 mm
Laser Shape: Dot
Application: Level instrument, Ground instrument, Long distance laser listener remote light control, Long distance laser wireless communication

Conclusion

By our suggestions above, we hope that you can found the best blue laser diode for you. Please don't forget to share your experience by comment in this post. Thank you!