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Laser Beam Delivery Components

Passive Laser Beam Dump

Overview

Originally developed for use inside powder bed fusion 3D printers, this passive beam dump offers a compact and reliable solution for safely absorbing laser energy. Its enclosed design and small footprint make it ideal for tight integration into OEM laser systems, research setups, and other space-constrained environments. No active cooling or electrical connection required—just bolt it in and go.

Available Product Series
  • 25mm Series
Compatible Laser Types
  • Collimated Input

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Laser Beam Delivery
Applications
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Applications

Passive beam dumps—also known as beam traps—are useful in any system where laser light needs to be safely terminated without active cooling or control. Originally designed for additive manufacturing systems like powder bed fusion 3D printers, this model is equally suited for:

  • OEM integration into compact or enclosed laser systems

  • Research labs with limited space

  • Educational setups requiring simple, safe beam termination

  • Ideal for environments where water cooling is not permitted

Its self-contained design makes it especially useful in environments where space, weight, or system complexity must be minimized.

Product selection guidance
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Specing a Beam Bender

This model is available in a single configuration optimized for compactness and ease of use:

  • BD-3D-1K-A – Passive beam dump with 25 mm aperture, no cooling required

No additional accessories or variations are needed.

Accessories
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Laser Beam Dump Product Configurations

passive laser beam dump

BD-3D-1K-A

25mm Series

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Accessories

IR Laser Alignment Cards

Thermal sensitive CO2 alignment cards are used to align optical components to the laser beam axis.

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Alignment Targets

Alignment targets make laser beam setup and optical alignment fast and repeatable. Available for all Haas LTI beam delivery sizes, they simplify system setup, troubleshooting, and maintenance.

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Product Features

Ceramic & Stainless Steel Construction

Machined from stainless steel for excellent thermal stability and durability in harsh environments. Encased in a ceramic shell as a thermal protective barrier.

Integrated internal absorption

The interior geometry and material finish are engineered to safely absorb and dissipate stray laser light without the need for external cooling or electronics.

Maintenance-free operation

No moving parts, no power, and no coolant—just simple, effective beam termination for low- to moderate-power applications. Perfect for OEM integration or experimental builds.

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    BD-3D-1K-A