JPH0422704U

JPH0422704U -

Info

Publication number: JPH0422704U
Application number: JP6395390U
Authority: JP
Priority date: 1990-06-19
Filing date: 1990-06-19
Publication date: 1992-02-25

Description

[Brief explanation of the drawing]

第１図および第２図はこの考案の第１の実施例
を示し、第１図は集光装置の構成図、第２図はレ
ーザ照射装置の概略的構成図、第３図はこの考案
の第２の実施例を示す集光装置の構成図、第４図
はこの考案の第３の実施例を示す集光装置の構成
図である。１……半導体レーザ、４……光フアイバー、６
……出射端、７ａ〜７ｃ……集光レンズ。 Figures 1 and 2 show a first embodiment of this invention; Figure 1 is a block diagram of a condensing device, Figure 2 is a schematic diagram of a laser irradiation device, and Figure 3 is a schematic diagram of a laser irradiation device. FIG. 4 is a block diagram of a light condensing device showing a second embodiment, and FIG. 4 is a block diagram of a light condensing device showing a third embodiment of this invention. 1... Semiconductor laser, 4... Optical fiber, 6
...Emission end, 7a to 7c...Condensing lens.

Claims

[Scope of utility model registration request]

In a semiconductor laser condensing device for condensing laser light emitted from the emitting end of a semiconductor laser, the shape of the emitting end of the laser light is different in the vertical axis direction and the horizontal axis direction, and guiding the light to an optical fiber, A plurality of condensing lenses are disposed in the longitudinal direction of the emission end of the semiconductor laser to divide the emitted laser beam into a plurality of beams, and these divided laser beams are guided to the optical fiber. A condensing device for a semiconductor laser.