Developed by a team of experienced surveyors with a combined century of mining expertise, the MinLas – Tunnel Laser is designed to tackle the unique challenges of underground tunnel mining and surveying. This adaptable laser system offers a practical solution for streamlining alignment tasks, resulting in precise outcomes and improved safety measures.

Originating from South Africa, the MinLas – Tunnel Laser systems signify a significant advancement in alignment techniques for hard rock mining and construction. Minlas laser tunnel lasers utilize visible laser projections, encompassing dots, lines, and crosshairs to ensure straightforward alignment and grade positioning, even across considerable distances. Dwyka Mining Services has partnered with MinLas, combining their expertise to enhance precision and efficiency in underground operations.

Precise accuracy

Achieve precise sighting for marking up surfaces, faces, and cross sections. The MinLas – Tunnel Laser ensures exact alignment, enhancing the quality and accuracy of underground markups.

Effortless installation

With easy installation and setup, the MinLas – Tunnel Laser streamlines alignment tasks. Its user-friendly design allows for quick and hassle-free deployment, saving valuable time in the field.

Versatile Alignment

Enjoy the flexibility of achieving line and grade positioning on a single spot or cross. This versatile functionality allows for a range of alignment tasks, enhancing efficiency and adaptability in underground environments.

Versatile Alignment

With a lightweight, compact form, the MinLas – Tunnel Laser ensures easy portability and usability. Its build enables effortless installation in tight spaces, enhancing efficiency for underground mining and surveying tasks.

Laser installation for new breakaway drive

Laser installation for straight drive

Related Products:

Achieve high accuracy survey alignment with Litef Gyrocompass

Conduct vertical and horizontal blasthole surveys with inertial sensing’s blast gyro

Product type: tunnel alignment laser

The MinLas – Tunnel Laser system, purpose-built for precise straight-line alignment and grade positioning. With rapid installation (approximately 20 minutes), its features include a 90-degree sidewall drill sleeve and effortless straight-line extension without variable offsets. It adapts seamlessly to breakaways or straight lines, featuring a prominent green dot for convenient face marking.


  • Weight: 175 grams
  • Laser Beam Color: Green 5.0mW point
  • Accuracy: ±20mm at 50m
  • Working Distance: 100m
  • Material: Acrylonitrile butadiene styrene
  • Battery Life: Approximately 8 hours (continuous)
  • Magnetic Button Switch
  • Laser Box Dimensions: Length 90mm, Width 27mm, Height 47mm