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Industrial IR Dot Laser

Model : VLM-1050-52 LPO / VLM-1050-52 LPA
The VLM-1050-52 series is a compact industrial IR dot laser module featuring an 8 mm diameter insulated housing made of stainless steel. Its integrated design incorporates an aspherical glass mold lens, a laser diode, and an APC driver circuit, ensuring high stability and efficiency for positioning, measuring, pointing, and laser sighting applications.

FEATURES:

1.  Designed and manufactured in Taiwan, ensuring exceptional quality and durability.

2.  This module is an industrial-grade product that integrates an aspherical glass collimating lens, an IR laser diode, and an ACC driver circuit into a compact and durable stainless steel housing.

3.  Delivers a high-quality laser spot, supports a wide operating temperature range, and offers a 10,000-hours lifespan for reliable performance in diverse environments.

4.  Compact design with an integrated Auto-Current-Control (ACC) driver circuit for safe and consistent laser output.

5.  A 1050 nm laser module emits light in the near-infrared (NIR) range, and it’s typically invisible to the human eye. This wavelength has several specialized industrial, scientific, and medical applications.



Laser products manufactured by Quarton inc. meet the international safety standards:


USA: FDA Class I, II, IIIa
Japan: PSC(JQA)
Europe: EU60825, CE & TUV-GS


Quarton inc. places emphasis on laser safety

About APC (automatic power control) circuit:

The Laser output power must be stable especially in safety reason.
But the Laser power is related to the Junction Temperature (Tj) of the LD. It means that as the different Tj, the Laser power will be increased or decreased.
An APC (automatic power control) circuit is used to compensate the varying Laser output power to constant.
As shown in the picture, The principle of the APC circuit is monitoring portion of the laser light from the LD by the built-in PD and real-time feedback to control the laser output power constant and safety.


Where to buy

 


Comparison sheet

Model Number

Specifications

VLM-780-01 series VLM-780-03 series VLM-780-04 series VLM-850-01 series VLM-850-03 series VLM-850-81 series VLM-850-82 series VLM-850-83 series VLM-940-01 series VLM-940-03 series VLM-1050-52 series
Dimensions Ø10.5 x 19 mm Ø7 x 21 mm Ø6.55 x 21.1 mm Ø10.5 x 19 mm Ø7 x 21 mm Ø16 x 17.5 mm Ø16 x 29 mm Ø22 x 27 mm Ø10.5 x 19 mm Ø7 x 21 mm Ø8.5 x 30.5 mm
Operating voltage 2.6~6 VDC 2.6~6 VDC 2.6~6 VDC 2.6~6 VDC 2.6~6 VDC 4~6 VDC 9~36 VDC 4~6 VDC 2.6~6 VDC 2.6~6 VDC 3~6 VDC
Operating current Less than 40mA Less than 40mA Less than 40mA Less than 40mA / Less than 130mA Less than 30mA / Less than 130mA Less than 300mA Less than 600mA Less than 600mA Less than 40mA / Less than 130mA Less than 30mA / Less than 130mA Less than 55mA
Laser power output Less than 0.7mW / 3mW Less than 0.7mW / 3mW Less than 0.7mW / 3mW Less than 0.7mW / 2.5~3.5mW / 45~50 mW Less than 0.7mW / 2.5~3.5mW / 40~45 mW Less than 1.1mW / 2.5~3.5mW / 25~30 mW Less than 1.1mW / 2.5~3.5mW / 30~35 mW 1.2±0.3mW / 8±1mW
Laser class Class 1 / Class 3R Class 1 / Class 3R Class 1 / Class 3R Class 1 / Class 3R / Class 3B Class 1 / Class 3R / Class 3B Class I, Eye safe Class I, Eye safe Class I, Eye safe Class 1 / Class 3R / Class 3B Class 1 / Class 3R / Class 3B Class 1 / Class 3R
Wavelength 770~795nm 770~795nm 770~795nm 840~865nm 840~865nm 850nm 850nm 850nm 930~950nm 930~950nm 1050~1075nm
Collimating lens Plastic lens Plastic lens Plastic lens Plastic lens Plastic lens Glass lens Glass lens Glass lens Plastic lens Plastic lens Glass lens
Output aperture 5mm 3mm 3mm 5mm 3mm 5mm 5mm 12.6mm 5mm 3mm 5mm
Beam shape Ellipse Ellipse Ellipse Ellipse Ellipse Round Round Round Ellipse Ellipse Ellipse
Spot size 5±1mm at 5M 6±1mm at 5M 6±1mm at 5M 5±1mm at 5M 6±1mm at 5M 15°: 2.4M at 10M
30°: 4M at 10M
15°: 2.4M at 10M
30°: 4M at 10M
Less than 2M at 10M 5±1mm at 5M 6±1mm at 5M 5±1mm at 10M
Divergence (Half Angle) 0.5 mRad 0.6 mRad 0.6 mRad 0.5 mRad 0.6 mRad 15° / 30° 15° / 30° 0.5 mRad 0.6 mRad Less than 0.4 mRad
Beam alignment Less than 3° Less than 3° Less than 3° Less than 3° Less than 3° Less than 3° Less than 3° Less than 3° Less than 3° Less than 3° Less than 3°
Operating temp. range +10°C ~+40°C +15°C ~+30°C +15°C ~+30°C +10°C ~+40°C +15°C ~+30°C -10°C ~+50°C -10°C ~+50°C -10°C ~+50°C +10°C ~+40°C +15°C ~+30°C -20°C ~+60°C
Storage temp. range -20°C ~+65°C -20°C ~+65°C -20°C ~+65°C -20°C ~+65°C -20°C ~+65°C -20°C ~+65°C -20°C ~+65°C -20°C ~+65°C -20°C ~+65°C -20°C ~+65°C -20°C ~+85°C
Housing material Brass Steel Zinc alloy Brass Steel Bronze Bronze Bronze Brass Steel Stainless steel
Potential of housing VDD(+) VDD(+) VDD(+) VDD(+) VDD(+) VDD(+) VDD(+) VDD(+) VDD(+) VDD(+) Insulated
Electrostatic discharge (ESD) 30KV 20KV 20KV 30KV 20KV 30KV 30KV 30KV 30KV 20KV 30KV
Moisture sensitivity level (MSL) Level 1 - acc to JEDEC J-STD-020E. Level 1 - acc to JEDEC J-STD-020E. Level 1 - acc to JEDEC J-STD-020E. Level 1 - acc to JEDEC J-STD-020E. Level 1 - acc to JEDEC J-STD-020E. Level 1 - acc to JEDEC J-STD-020E. Level 1 - acc to JEDEC J-STD-020E. Level 1 - acc to JEDEC J-STD-020E. Level 1 - acc to JEDEC J-STD-020E. Level 1 - acc to JEDEC J-STD-020E. Level 1 - acc to JEDEC J-STD-020E.
Wire type 1007-26AWG / Spring 1007-26AWG 1007-26AWG / Spring 1007-26AWG / Spring 1007-26AWG 1007-26AWG 1007-26AWG 1007-26AWG 1007-26AWG / Spring 1007-26AWG 1007-26AWG
Cable length 115±15mm / 8±1mm 115±15mm 115±15mm / 4±1mm 115±15mm / 8±1mm 115±15mm 115±15mm 115±15mm 115±15mm 115±15mm / 8±1mm 115±15mm 115±15mm
Mean time to failure (MTTF) 25°C 10000hrs 5000hrs 5000hrs 10000hrs 5000hrs 10000hrs 10000hrs 10000hrs 10000hrs 5000hrs 10000hrs
Application General purpose Economic type Economic type General purpose Economic type IR high power illumination IR high power illumination IR high power illumination General purpose Economic type Industrial application
Suggestion work distance 1~30 meters / 3~100 feet 1~10 meters / 3~40 feet 1~10 meters / 3~40 feet 1~30 meters / 3~100 feet 1~10 meters / 3~40 feet 10~100 meters / 40~300 feet 10~100 meters / 40~300 feet 50~200 meters / 150~600 feet 1~30 meters / 3~100 feet 1~10 meters / 3~40 feet 1~30 meters / 3~100 feet
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SPECIFICATIONS

VLM-1050-52

LPO

LPA

Dimensions

Ø8.5 x 30.5 mm (Ø0.334" x 1.2 ")

Weight

4.3g

Operating voltage (Vop)

3~6 VDC

Operating current (Iop)

Less than 55mA

Laser power output

1.2±0.3mW

8±1mW

Laser class

Class 1

Class 3R

Wavelength at peak emission (λp)

1050~1075nm

Collimating lens

Aspherical Glass lens

Output aperture

5mm

Beam shape

Ellipse

Spot size at 10M

5±1 mm

Divergence (Full Angle)

Less than 0.4 mRad

Beam alignment*

Less than 3°

Operating temp. range

-20°C ~+60°C

Storage temp. range

-20°C ~+85°C

Housing material

Stainless steel

Potential of housing

Insulated

Electrostatic discharge (ESD)

30KV

Moisture sensitivity level (MSL)

Level 1 - acc to JEDEC J-STD-020E.

Protection circuit

Reversed supply circuit protection, over-current protection, surge protection

Vibration resistance

10 to 55Hz,1.5mm amplitude for 2 hours each in X, Y and Z direction

Standard

IEC60825:2014

Wire type

1007-26AWG

Cable length

115±15mm

Mean time to failure (MTTF) 25°C

10000hrs

Application

Industrial application

Suggestion work distance

1~30 meters / 3~100 feet

* Beam alignment:


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