650nm 5mW Red Laser Diode Module – Point, Line & Cross 5V
650nm 5mW Red Laser Diode Module – Point, Line & Cross 5V
650nm 5mW Red Laser Diode Module – Point, Line & Cross
Precision meets versatility with this compact 650nm 5mW Red Laser Diode Module. Whether you need a sharp dot, a crisp line, or a perfectly aligned cross pattern, this module delivers consistent, bright red laser output for industrial positioning, DIY electronics, alignment tasks, and maker projects. Compact enough to embed into custom builds, yet powerful enough for professional-grade applications.
Key Features
- Wavelength: 650nm (visible red)
- Output Power: 5mW
- Dimensions: 35 × 12mm – compact and easy to integrate
- Cable Length: approx. 139mm
- Operating Voltage: 3.0V – 5V
- Maximum Current: 40mA
- Drive Circuit: APC (Automatic Power Control) for stable output
- Beam Pattern: Available in Point, Line, and Cross configurations
- Application: Industrial positioning, alignment, DIY electronics, laser projects
- Copper head construction for durability and efficient heat dissipation
- Package Options: Available as 1, 2, or 3-piece sets
- 100% new and high quality
What's in the Box?
- 1, 2, or 3 × 650nm 5mW Red Laser Diode Module (as selected)
Specifications at a Glance
| Wavelength | 650nm |
| Power | 5mW |
| Voltage | 3.0V – 5V |
| Current (Max) | 40mA |
| Dimensions | 35 × 12mm |
| Cable Length | ~139mm |
| Head Material | Copper |
| Drive Circuit | APC |
Safety Notice
This laser module emits a visible red beam. Never point the laser directly at eyes or skin. Keep out of reach of children. Always follow applicable laser safety guidelines. For safety guidance on laser products, refer to the U.S. Consumer Product Safety Commission – Laser Pointer Safety.
Frequently Asked Questions
Q: What beam patterns does this 650nm laser diode module support?
A: This 650nm 5mW red laser diode module is available in three beam pattern configurations: Point (dot), Line, and Cross. Select the pattern that best suits your alignment, positioning, or DIY electronics project needs.
Q: What voltage does the red laser diode module require?
A: The module operates at 3.0V to 5V DC with a maximum current draw of 40mA. It is compatible with standard 5V power supplies, Arduino boards, and similar microcontroller platforms, making it straightforward to integrate into DIY and industrial setups.
Q: What is the APC drive circuit and why does it matter?
A: APC stands for Automatic Power Control. This drive circuit continuously regulates the laser output power, ensuring a stable, consistent beam regardless of minor voltage fluctuations. This makes the module more reliable for precision alignment and industrial positioning tasks compared to modules without APC.
Q: Is this laser module safe to use at home or in a workshop?
A: Yes, when used responsibly. At 5mW and 650nm, it falls into the Class IIIa/3R laser category. Always avoid directing the beam toward eyes, use it in well-lit environments, and follow standard laser safety practices. Refer to the CPSC laser safety guidelines for more information.