Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

High power inner cavity frequency doubling laser

A frequency-doubling laser and high-power technology, applied in the laser field, can solve the problems of mode matching affecting laser output power and its stability, light-to-light conversion efficiency and beam quality, so as to overcome the change of oscillation light mode, improve power and Its stability and the effect of improving the efficiency of frequency doubling light

Inactive Publication Date: 2007-09-12
ZHENGZHOU UNIV
View PDF8 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to solve the problems in the above-mentioned prior art, such as the thermal effect of the laser medium and the frequency doubling crystal, the "green light problem", and the mode matching between the oscillating light in the resonator and the pumping light, which seriously affect the laser. Due to the problems of output power and its stability, light-to-light conversion efficiency and beam quality, a new laser diode-pumped high-power intracavity frequency-doubled laser is specially designed.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • High power inner cavity frequency doubling laser
  • High power inner cavity frequency doubling laser
  • High power inner cavity frequency doubling laser

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0035] The present invention will be further described below in conjunction with the accompanying drawings (embodiments), but it does not limit the present invention.

[0036] As shown in Figure 1: the intracavity frequency-multiplied laser of this laser diode pump comprises pumping source (7) and (8), optical coupling system (9) and (10), by total reflection mirror (1), (2 ) and (4), the thermally stable folded resonator composed of the output mirror (3), and the laser medium (5) placed between the total reflection mirror (1) and (2) and placed between the output mirror (3) and The frequency doubling crystal (6) between the total reflection mirrors (4), the total reflection mirror (1) is a plano-convex mirror, the total reflection mirror (2) is a plano-concave mirror or a plano-planar mirror, and the output mirror (3) is a plano-convex mirror , the total reflection mirror (4) is a plano-concave mirror; the plano-convex total reflection mirror (1) is placed relative to the nor...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

A high power inner cavity frequency multiplier laser includes a pump source, an optical couple system, a thermal-stable folding resonator composed of three total reflectors (1, 2 and 4) and an output mirror, a laser medium between reflectors 1 and 2 and a multiple crystal between the output mirror and the reflector 4 characterizing that the reflector 1 is a plane-convex lens, 2 is a plane-concave lens or a plane-plane lens, the output mirror and the reflector 4 are plane-concave lenses, the plane-convex total reflectors 1 and 4 are placed in normal incidence against the oscillation light and the lens 2 and output mirror 3 are placed in oblique incidence.

Description

(1) Technical field [0001] The invention belongs to the field of laser technology, in particular to a high-power intracavity frequency-doubled laser pumped by a laser diode, which is suitable for laser full-color display, pumping source of other lasers, optical storage, laser marking, laser scribing, Applications in thermal imaging of printing plates, laser medical treatment, scientific research and entertainment. (2) Background technology [0002] Watt-level continuous red, green, and blue lasers are widely used in the fields of laser full-color display, pump source of other lasers, optical storage, laser marking, laser scribing, thermal imaging of printing plates, laser medical treatment, scientific research and entertainment, etc. important application. CW intracavity frequency-doubled lasers pumped by laser diodes have become the most suitable for realizing the above-mentioned red, green and blue lasers due to their advantages of high power, high efficiency, high beam q...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Patents(China)
IPC IPC(8): H01S3/08H01S3/109
Inventor 郑义张玉萍姚建铨刘群梁兰菊张会云
Owner ZHENGZHOU UNIV
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com