VLM-635-31 LPT, TTL Modulation Red Dot Laser Module, Wavelength: 635nm, Class II

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VLM-635-31 LPT

Product Specification:

Dimensions : Ø8 x 27 mm (Ø0.314" x 1.06")

Wavelength : 630~645nm

Output power : Class II – less than 1mW.

3~6 VDC operation.

Operating Current (Iop) : <40mA

Continuous wave output power (Po) : <1mW

Collimating Lens : Aspherical Glass Lens

Output Aperture : 5mm

Spot Size at 10 Meters : 5mm ±1mm

Divergence (Half Angle) : < 0.4mrad

Operating temp. range : -4°F ~ 140°F ( -20°C ~ +60°C) 

Housing Material : Aluminum 

Housing Color : Black

Potential of Housing : Insulated

Mod. Frequency Range : 0 ~ 10kHz

Operation Mode : TTL(High on)

EN input current : 1 to 20mA

Connection type : Lead wire, 1007-26AWG

Cable Length : 115±15mm

Mean time to failure(MTTF) at 25℃ : 10000hrs


TTL Modulation Red Dot Laser Module (Analog Laser Module).
CW to 10K HZ stable power output for demanding power and speed are of important.
This module has integrated optic, laser diode, and APC with TTL control driver circuit.
APC Driver Circuit enables the Laser output power safe and constant.



Free space low frequency optical communication.
Laser base measurement.

2D, 3D position, sampling.
Medical application.
Optical lighting.
I2C and Can Bus application.
Medical science.


Notice for International Customers outside U.S. - 
Because the shipping from U.S. to other countries is extremely high. In order to save your cost, you could Contact Us with your name, receiving address, and the QTY of the item you would like to purchase. It could help us to know the size and weight of your package in order to find out a cheaper carrier in Asia to deliver your package. We could help to provide a quote and, then, let you pay it via Payapal to complete the order to international destinations.