hover to zoomIr Laser
3EIR DIR-ONE
Compact single-body IR laser plus illuminator from 3EIR; the entry point to American-made civilian IR aiming. Small rail-mount block with a single mode switch, roughly half the footprint of a full-size laser.
Where to get it
Sorted by how well we know the seller.
Repair & service
- Nick's Night VisionPreferred · mail-in
Shops that work on this kind of gear. Prices and turnaround are on their page, as they state them.
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Understand it first
Night vision, explained honestly
Why it costs what it costs, what the specs mean, and where the money actually goes.
The legality questions worth asking before you buy
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Thermal vs. night vision: two different senses
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Buying used without buying a fake
The secondhand market is the best way into this hobby — here's how to verify what you're holding.
IR lasers and illuminators, aimed responsibly
How aiming under night vision actually works, what the power classes mean, and the discipline of invisible light.