A kind of microchip laser system convenient for optical fiber input and output
Technical field
The utility model relates to a kind of microchip laser systems convenient for optical fiber input and output.
Background technique
In recent years, the demand in high-precision micro-nano technology market proposes newly pulse width, the peak power etc. of laser
Requirement, traditional nanosecond laser is generally unable to satisfy the demand of retrofit.Microchip solid state laser can be realized narrow arteries and veins
The laser of wide Gao Zhongying exports, and microchip laser seed signal is amplified, and pulse peak power highest can achieve even MW grades of kW
Not, conventional amplifiers mainly amplify micro-slice laser using rear class solid gain crystal, the solid device of microplate seed source
Part and solid state device for amplification increase the unstability of optical path, so that it is restricted in industrial application.And optical fiber
Laser is laser type with the fastest developing speed in the recent period, has at low cost, temperature resistance humidity interference, anti-vibration and casing shape
Become, convenient for many advantages such as mass productions.However if it is intended to being put using optical fiber to solid seed source in industrial products
Greatly, how to solve solid seed source optical fiber input and output and it is reliable and stable be an important topic urgently to be resolved.
Utility model content
The utility model overcomes the deficiency of above-mentioned technology, provides a kind of microchip laser system convenient for optical fiber input and output
System.
To achieve the above object, the utility model uses following technical proposal:
A kind of microchip laser system convenient for optical fiber input and output includes successively straight line setting for optical fiber input connection
The first filming optical fiber head 1, brilliant for carrying out the first collimation focusing lens module 2 of collimation focusing, microchip laser to input light
Body 3, for 3 output light of microchip laser crystal carry out collimation focusing the second collimation focusing lens module 4 and be used for optical fiber
The second coated optical fibre head 5 of connection is exported, the first filming optical fiber head 1 is mounted on the first collimation focusing lens module 2
Front end, the second coated optical fibre head 5 are mounted on 4 end of the second collimation focusing lens module.
A kind of microchip laser system convenient for optical fiber input and output as described above, the first collimation focusing lens module
2 include the first glass bushing 21 set gradually and the second glass bushing 22 and the first collimation lens 23 for setting gradually
With the first condenser lens 24, first collimation lens 23 is arranged in the first glass bushing 21, the first filming optical fiber head 1
It is mounted on 21 front end of the first glass bushing, first condenser lens 24 is arranged in second glass bushing 22, institute
The first glass bushing 21 is stated to be overlapped at least part socket of the second glass bushing 22.
A kind of microchip laser system convenient for optical fiber input and output as described above, the second collimation focusing lens module
4 include the third glass bushing 41 set gradually and the 4th glass bushing 42 and the second collimation lens 43 for setting gradually
With the second condenser lens 44, second collimation lens 43 is arranged in the third glass bushing 41, and described second focuses thoroughly
Mirror 44 is arranged in the 4th glass bushing 42, and the second coated optical fibre head 5 is mounted on 42 end of the 4th glass bushing
End, the third glass bushing 41 are overlapped at least part socket of the 4th glass bushing 42.
A kind of microchip laser system convenient for optical fiber input and output as described above, the microchip laser crystal 3 utilize height
Heat-conducting glue is fixed on heat sink material 31.
A kind of microchip laser system convenient for optical fiber input and output as described above, the first collimation focusing lens module
2, heat sink material 31 and the second collimation focusing lens module 4 are mounted on same housing/pedestal 100.
Compared with prior art, the utility model has the beneficial effects that
1, the front end of this case microchip laser system is equipped with the first filming optical fiber head and end is equipped with the second coated optical fibre head, just
It is connected in optical fiber input connection with optical fiber output, application is convenient, is conducive to the input of pump light optical fiber and rear end optical fiber output, can
Seed source as optical fiber laser amplifier;In addition, using first between this case the first filming optical fiber head and microchip laser crystal
Collimation focusing lens module carries out using the second collimation focusing between collimation focusing, microchip laser crystal and the second coated optical fibre head
Lens module carries out collimation focusing, is arranged convenient for the straight line of this system structure, and the structure of straight line setting facilitates active optical path
It adjusts;In addition the compact overall structure of the system, structural stability high reliablity are conducive to produce in enormous quantities.
2, the first collimation lens and the first condenser lens are mounted in glass bushing by this case, are conducive to isolation environment dust
Influence to lens;The same glass is mounted on by the first filming optical fiber head, the first collimation lens, the first condenser lens three
It is compared in casing, this case the first collimation focusing lens module uses two glass bushings, and the first collimation lens and first focus
Lens are arranged in different glass casing, and one side mounted lens are opposite to be easier to, on the other hand convenient for by adjusting two glass
The relative position of glass casing is adjusted between the first collimation lens and the first condenser lens compared with appropriately distance.
3, and by the second coated optical fibre head, the second collimation lens, the second condenser lens three it is mounted on a glass bushing
It compares, this case the second collimation focusing lens module uses two glass bushings, and the second collimation lens and the second condenser lens are set
It sets in different glass casing, one side mounted lens are opposite to be easier to, on the other hand convenient for by adjusting two glass bushings
Relative position adjust between the second collimation lens and the second condenser lens compared with appropriately distance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this case.
Fig. 2 is the application schematic diagram of this case.
Specific embodiment
The utility model feature and other correlated characteristics are described in further detail by the following examples, in order to same
The understanding of industry technology personnel:
As shown in Figure 1 to Figure 2, a kind of microchip laser system convenient for optical fiber input and output includes successively straight line setting
The first filming optical fiber head 1 for optical fiber input connection, the first collimation focusing lens for carrying out collimation focusing to input light
Module 2, microchip laser crystal 3, the second collimation focusing lens mould for carrying out collimation focusing to 3 output light of microchip laser crystal
Block 4 and the second coated optical fibre head 5 connected for optical fiber output, it is quasi- that the first filming optical fiber head 1 is mounted on described first
Straight 2 front end of condenser lens module, the second coated optical fibre head 5 are mounted on 4 end of the second collimation focusing lens module.
As described above, the front end of this case microchip laser system is equipped with the first filming optical fiber head 1 and end is equipped with the second plated film
Optical fiber head 5 connects convenient for optical fiber input connection with optical fiber output, and application is convenient, is conducive to the input of pump light optical fiber and rear end
Optical fiber output can be used as the seed source of optical fiber laser amplifier;In addition, this case the first filming optical fiber head 1 and microchip laser crystal 3
Between carried out between collimation focusing, microchip laser crystal 3 and the second coated optical fibre head 5 using the first collimation focusing lens module 2
Collimation focusing is carried out using the second collimation focusing lens module 4, is arranged convenient for the straight line of this system structure, the structure of straight line setting
Facilitate the adjusting of active optical path;In addition the compact overall structure of the system, structural stability high reliablity are conducive to high-volume
Production.
As described above, when it is implemented, the first collimation focusing lens module 2 includes the first glass set gradually
Casing 21 and the second glass bushing 22 and the first collimation lens 23 and the first condenser lens 24 set gradually, described first
Collimation lens 23 is arranged in the first glass bushing 21, and the first filming optical fiber head 1 is mounted on first glass bushing 21
Front end, first condenser lens 24 are arranged in second glass bushing 22, first glass bushing 21 and the second glass
At least part socket of glass casing 22 is overlapped.
As described above, the first collimation lens 23 and the first condenser lens 24 are mounted in glass bushing by this case, be conducive to
Influence of the isolation environment dust to lens;With by the first filming optical fiber head 1, the first collimation lens 23, the first condenser lens 24 3
Person is mounted in the same glass bushing and compares, the first collimation focusing of this case lens module 2 use two glass bushings, first
Collimation lens 23 and the first condenser lens 24 are arranged in different glass casing, and one side mounted lens are opposite to be easier to, another
Aspect be convenient for the relative position by adjusting two glass bushings adjust the first collimation lens 23 and the first condenser lens 24 it
Between compared with appropriately distance.
As described above, when it is implemented, as shown in Figure 1,22 internal diameter of the second glass bushing is slightly larger than the first glass sock
21 outer diameter of pipe, the front end of the second glass bushing 22 are socketed on the rear end of the first glass bushing 21, when regulating the first glass sock
Pipe 21 with can be relatively fixed by two glass bushing positions by bonding agent behind the relative position of the second glass bushing 22.
As described above, when it is implemented, the second collimation focusing lens module 4 includes the third glass set gradually
Casing 41 and the 4th glass bushing 42 and the second collimation lens 43 and the second condenser lens 44 set gradually, described second
Collimation lens 43 is arranged in the third glass bushing 41, and second condenser lens 44 is arranged in the 4th glass bushing
In 42, the second coated optical fibre head 5 is mounted on 42 end of the 4th glass bushing, the third glass bushing 41 and the 4th
At least part socket of glass bushing 42 is overlapped.
As described above, being mounted on by the second coated optical fibre head 5, the second collimation lens 43,44 three of the second condenser lens
One glass bushing is compared, and the second collimation focusing of this case lens module 4 uses two glass bushings, 43 He of the second collimation lens
Second condenser lens 44 is arranged in different glass casing, and one side mounted lens are opposite to be easier to, and is on the other hand convenient for passing through
Adjust the relative position of two glass bushings adjust between the second collimation lens 43 and the second condenser lens 44 it is more appropriate away from
From.
As described above, when it is implemented, as shown in Figure 1, the internal diameter of the third glass bushing 41 is greater than the 4th glass
The internal diameter of glass casing 42, the 4th glass bushing 42 is located in the third glass bushing 41, and the 4th glass sock
42 rear end of pipe, 41 rear end of third glass bushing are stuck on the second coated optical fibre head 5, when regulating the 4th glass bushing
42 can be fixed the position of two glass bushings by bonding agent with behind the relative position of third glass bushing 41.
As described above, when it is implemented, the microchip laser crystal 3 is fixed on heat sink material 31 using high-heat-conductivity glue.
As described above, when it is implemented, the first collimation focusing lens module 2, heat sink material 31 and the second collimation
Condenser lens module 4 is mounted on same housing/pedestal 100, in order to specifically apply.
As described above, this case protection is a kind of microchip laser system convenient for optical fiber input and output, all and this case knot
The same or similar technical solution of structure should all be shown as falling into the protection scope of this case.