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Laser Diode Modules

ldm_range_small.jpgLaser Diode Modules are being integrated in many measurement applications, such as pointing, positioning and alignment since they represent a cost-effective and reliable light source. LG-Laser Technologies furthermore offers many options with regard to optical quality, mechanics and electronics to meet individual customer requirements.

Out laser Diode Modules have been developed to facilitate the integration of any 5.6 or 9 mm laser diode whether p- or n-type, so the following table only shows a few examples of the most popular wavelengths and output powers. Please contact us if you cannot find the wavelength/output power you are looking for.

LGM-series

Model Max. Power Laser Class
LGM635-5 1,0 mW / 2 mW 2 / OEM (3B)
LGM650-5 1,0 mW / 2 mW 2 / OEM (3B)
LGM670-7(70) 1,0 mW / 2 mW 2 / OEM (3B)
LGM670-7 1,0 mW / 2 mW 2 / OEM (3B)
LGM780-5 2 mW OEM (3B)

LGL-series
Model Max. Power
with Optic K4
Laser class
with Optic K4
Laser class with line optic
LGL635-5 1,0 mW / 2,5 mW 2 / OEM (3B) 2 / 3A / OEM (3B)
LGL635-10 5,0 mW OEM (3B) 3A / OEM (3B)
LGL650-5 1,0 mW / 2,5 mW 2 / OEM (3B) 2 / 3A / OEM (3B)
LGL650-5(70) 1,0 mW / 2,5 mW 2 / OEM (3B) 2 / 3A / OEM (3B)
LGL658-35 17 mW OEM (3B) OEM (3B)
LGL670-5 1,0 mW / 2,5 mW 2 / OEM (3B) 2 / 3A / OEM (3B)
LGL670-10 5,0 mW OEM (3B) 3A / OEM (3B)

LG-series*
Model Max. Power
with optic K1
Laser class
with optic K1
Laser class with
line optic
LG635-5 1,0 / 2,5 mW 2 / OEM (3B) 2 / 3A / OEM (3B)
LG635-10 5,0 mW OEM (3B) 3A / OEM (3B)
LG635-15 8,0 mW OEM (3B) OEM (3B)
LG650-5 1,0 / 2,5 mW 2 / OEM (3B) 2 / 3A / OEM (3B)
LG650-5(70) (70°C) 1,0 / 2,5 mW 2 / OEM (3B) 2 / 3A / OEM (3B)
LG658-35 17 mW OEM (3B) 3A / OEM (3B)
LG670-7 3,5 mW OEM (3B) 3A / OEM (3B)
LG670-10 5,0 mW OEM (3B) 3A / OEM (3B)
LG780-5 2,5 mW OEM (3B) OEM (3B)
LG780-10 5,0 mW OEM (3B) OEM (3B)
LG780-30 15 mW OEM (3B) OEM (3B)
LG780-35 20 mW OEM (3B) OEM (3B)
LG780-40 24 mW OEM (3B) OEM (3B)
LG785-80 40 mW OEM (3B) OEM (3B)
LG820-20 12 mW OEM (3B) OEM (3B)
LG820-40 24 mW OEM (3B) OEM (3B)
LG980-5 2,7 mW OEM (3B) OEM (3B)
LG1300-10 5,5 mW OEM (3B) OEM (3B)
LG1550-5 2,7 mW OEM (3B) OEM (3B)
LG1550-10 5,5 mW OEM (3B) OEM (3B)

* circulaser modules available on request

We are using optic K1 (AR-coated) as standard, please following tables for details and other collimation optics:

Optic K1
Distance Focus Distance Focus
0 cm (Aperture) 2.5 x 6 mm 2 m 350 x 750 µm
5 cm 30 x 40 µm 5 m 1 x 2 mm
10 cm 35 x 45 µm 10 m 2 x 4 mm
50 cm 100 x 200 µm 25 m 5 x 12 mm
1 m 200 x 400 µm 50 m 12 x 30 mm
Focus Range: 5 cm – infinite
Aberration beam/Symmetry axis: £ 20 mrad (dependent on diode type)

Optic K2
Distance Focus Distance Focus
0 cm (Aperture) 0,65 x 3,2 mm 2 m 0,68 x 3,00 mm
5 cm 65 x 90 µm 5 m 1,7 x 7,0 mm
10 cm 35 x 160 µm 10 m 3,5 x 18 mm
50 cm 210 x 740 µm 25 m 15 x 40 mm
1 m 0,36 x 1,52 mm 50 m -
Focus Range: 1 cm – infinite
Aberration beam/Symmetry axis: £ 20 mrad (dependent on diode type)

Optic K4
Distance Focus Distance Focus
0 cm (Aperture) 4,3 x 1,0 mm 2 m 0,8 x 2,1 mm
5 cm 38 x 85 µm 5 m 2 x 5 mm
10 cm 57 x 140 µm 10 m 4 x 15 mm
50 cm 215 x 580 µm 25 m 15 x 30 mm
1 m 0,4 x 1,15 mm 50 m -
Focus Range: 5 cm – infinite
Aberration beam/Symmetry axis: £ 20 mrad (dependent on diode type)

Optic K5

Distance

Focus

Distance

Focus

0 cm (Aperture)

3,20 x 4,00 mm

2 m

420 x 610 µm

5 cm

13 x 16 µm

5 m

1,0 x 1,4 mm

10 cm

24 x 32 µm

10 m

6 x 6 mm

50 cm

110 x 150 µm

25 m

7 x 10 mm

1 m

210 x 300 µm

50 m

-

Focus Range:

Aberration beam/Symmetry axis:

£ 20 mrad (dependent on diode type)

Optic K6
Distance Focus Distance Focus
0 cm (Aperture) 1,6 x 5,7 mm 2 m -
5 cm 38 x 52 µm 5 m -
10 cm 40 x 83 µm 10 m -
50 cm 170 x 330 µm 25 m -
1 m 250 x 670 µm 50 m -
Focus Range:   
Aberration beam/Symmetry axis: <= 25 mrad (dependent on diode type)

Further options and accessories:

  • manual focus adjuster, line generating optics (4 to 100°), diffractive optics
  • power supplies for different input voltages, battery operation
  • power control
  • modulation

(please note that not all options can be combined or are not necessarily available with all models)

Apart from the above models, we also offer a high degree of customisation from laser safety class 1 to 3B. If you have questions or would like to discuss your individual requirements and applications, please do no hesitate to contact us.