Single Line Lasers

Precision Single Line Laser Solutions for Industrial Alignment, Positioning and OEM Applications

We manufacture industrial-grade Single Line Laser Modules engineered for harsh operational environments. Built with high-grade optical glass lenses, precision-aligned laser diodes, and robust Automatic Power Control (APC) driver circuits, our modules project clean, uniform, and thermally stable laser lines across diverse working distances.

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635nm Red Single Line Laser

The 635nm Red Single Line Laser Module is engineered specifically for OEM equipment manufacturers, machine builders, and system integrators requiring stable visual positioning and machine vision

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520nm Green Single Line Laser

The 520nm Industrial Green Single Line Laser Module is an advanced optical positioning component engineered specifically for heavy-duty industrial automation, machine vision, and material cutting

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450nm Blue Single Line Laser

The 450nm Blue Single Line Laser Module is developed for industrial positioning, machine vision, automated inspection, robotic guidance, and precision alignment systems. Compared with conventional

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405nm Single Line Laser

The 405nm Single Line Laser Module is designed for industrial positioning, machine vision, semiconductor inspection, fluorescence detection, and precision alignment applications where a fine, stable

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Green Single Line Laser

The Green Single Line Laser Level is a compact, high-precision optical alignment tool engineered for indoor construction, commercial installation, and MEP (Mechanical, Electrical, and Plumbing)

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Red Single Line Laser

The Red Single Line Laser Level is a compact, high-precision optical alignment tool designed for commercial construction, interior installation, and general industrial layout tasks. Powered by a

Standard Product Lineup & Optical Configuration

Light Source	Wavelength	Output Power Options	Optical Lens Type	Primary Industrial Application
Red Line Laser	635nm / 650nm	1mW - 100mW	Standard Cylindrical / Glass Powell Lens	Cost-sensitive indoor positioning, woodworking saws, stone cutting
Green Line Laser	520nm (Direct Diode)	5mW - 120mW	Aspherical Glass / Powell Lens	High-ambient light environments, long-range construction alignment
Blue Line Laser	405nm / 450nm	10mW - 200mW	Coated Optical Glass	Specular surface inspection, machine vision, specialized scanning

Engineered for Critical Alignment & Continuous Operation

Unlike commercial pointer modules, our industrial line lasers are designed for continuous 24/7 integration:

Uniform Intensity Distribution

Optional Powell Lens configuration converts standard Gaussian beam profiles into a crisp laser line with equal brightness end-to-end, eliminating center hot spots and faded edges.

Thermal & Power Stability

Integrated Automatic Power Control (APC) driver circuits prevent thermal runaway, maintaining consistent optical power during extended operation.

Rugged Mechanical Housing

Precision CNC-machined brass or anodized aluminum housings provide IP65/IP67 ingress protection, heat dissipation, and electrical isolation.

Bore-Sight Alignment

Standard factory beam alignment off-axis error is less than 1.5 degrees, ensuring straight-line projection parallel to the housing mechanical axis.

Technical Selection Checklist for Inquiries

Selection Parameter	Details Required	Example / Reference
Target Working Distance & Required Line Length / Thickness	Specify the required projection distance, visible line length, and acceptable line thickness for your application	Working distance: 5m / 10m / 30m; Line length: customized; Line thickness: 0.5mm / 1mm
Operating Environment	Provide the actual working conditions, including ambient light level, temperature range, and installation environment	Indoor / Outdoor; Low light / Strong sunlight; Operating temperature: -10℃ to +50℃
Preferred Wavelength & Output Power	Specify the required laser color, wavelength, output power, or laser safety class requirement	520nm Green Laser; 635nm Red Laser; Output power: 5mW; Laser Class: Class 2
Input Voltage & Connector Type	Provide electrical requirements for integration with your equipment or system	Input voltage: 5V DC / 12V DC; Connector type: JST Connector / Bare Leads / Custom Connector

Custom OEM/ODM Solutions

We partner with system integrators and tool OEMs to build non-standard laser modules tailored to specific mechanical, optical, and electrical constraints:

Optical Customization

Custom fan angles (10 deg, 30 deg, 45 deg, 60 deg, 90 deg, 110 deg), variable focus optics, and thin line width options (less than 0.5mm at specified working distances).

Electrical Integration

Operating voltages from 3V DC to 24V DC; integrated TTL / Analog modulation options up to 10kHz for dynamic machine vision pulse triggering.

Enclosure & Cabling

Custom barrel dimensions (M8, M12 threaded bodies), strain-relief cabling, aviation connectors, and customized mounting brackets.

Branding & Logistics

Laser-etched serial numbers, custom warning labels compliant with international safety standards, and customer-branded packaging.

Quality Assurance & International Compliance

Every batch undergoes rigorous factory acceptance testing before dispatch to ensure long-term reliability in automated production lines:

01.

Power & Wavelength Verification

Spectral analysis and optical power meter validation under steady-state operating temperatures.

02.

Line Uniformity & Straightness Test

Automated vision inspection for line distortion, straightness (deviation less than 0.1%), and edge intensity degradation.

03.

Burn-in & Thermal Cycling

24-48 hour high-temperature aging test to eliminate early diode failure modes.

04.

Regulatory Compliance

Manufactured in compliance with IEC 60825-1 (Class 1, Class 2, Class 3R, Class 3B), FDA Accession Requirements, CE, and RoHS/REACH.

FAQ

Q: What is the advantage of a Direct 520nm Green Laser over a DPSS 532nm Green Laser?

A: Direct 520nm semiconductor diodes offer a much broader operating temperature window (-10 degrees C to +50 degrees C), faster modulation speeds, lower power consumption, and longer operational lifetime compared to traditional DPSS lasers, which suffer from thermal instability and mode hopping.

Q: How do I select between a Cylindrical Lens and a Glass Powell Lens?

A: Standard cylindrical lenses are economical and suitable for basic visual alignment. Glass Powell lenses are recommended for high-precision measurement or machine vision systems, as they redistribute light evenly across the entire line, avoiding central bright spots and dim outer edges.

Q: Can these laser modules be powered directly from industrial PLC controllers?

A: Yes. We offer wide-voltage driver boards (e.g., 9V-24V DC input) with built-in Transient Voltage Suppression (TVS) designed to safely connect directly to industrial automation power buses without risk of voltage spike damage.

Q: Do you provide sample units for OEM engineering evaluation?

A: Yes. We support custom prototyping and sample testing for prospective B2B clients, tool manufacturers, and system integrators prior to volume production.

Request Your Custom Single Line Lasers Solution Today

Whether you are looking to upgrade your existing laser tool catalog or develop a proprietary cross line laser level from scratch, our engineering team is ready to support your business.
Contact our sales engineers today to request technical datasheets, pricing catalogs, or an OEM sample evaluation.

As one of the most professional single line lasers manufacturers in China, we're featured by quality products and low price. Please rest assured to wholesale bulk discount single line lasers in stock here from our factory. We also accept customized orders.