457nm Blue Lasers

DPSS 457nm Low Noise Laser



Output Power
Operation Mode
CW, Near TEM00
M2 factor
Coherent Length
Beam Diameter at the aperture
Beam Divergence (1/e2, Full Angle)
Power Stability after warm-up
<1%, <3%, <5% (over 2/4/8 hours)
Point Stability after warm-up
Noise of amplitude
<2% (RMS, 10Hz - 20MHz)
Dimension of laser head
142 x 73 x 46mm
156 x 77 x 60mm
Power Supply
Dimensions of power supply
130 x 120 x 62mm
238 × 150 × 95mm
Input Voltage  
85~250VAC, 50~60kHz
Operating Temperature
Expected Operating Lifetime
10000 hours
Warranty time
1 year
See the Glossary and Technology for information about the terms used
In the front of the laser, we add an infrared filter. The residual IR part is less than 10-3. Please refer tothe technology page for more information about the filter.
Other Sytles and custom designs are available. Contact us to discuss your needs.


* Detailed Laser Head and power supply info of each power version will be provided on request.

* 4 or 8 hours Longer operation period output power stability are available on request.

* Better (<3%,<1%) power stability are available on request.

* Other version Laser Head and power supply are available on request.

* Analog Modulation >2KHz or higher as option.

* Up to 30Khz TTL modulation on request.

* High frequency AOM modulation on requested.

* Line output version are available on request.

* Fiber coupled system is available on request.

* Longer warranty on request.

* Other custom-made design is available, please contact us for details.