It etches, nicely and doesnt get particularly hot. It output a square beam, and has a secondary light emission in the green spectrum. the lens is a nice quality. Cutting takes place in the center of the square, so it behaves like a normal laser, but sometimes things in the beam path also burn. Maybe better optics could fix that.
Verified purchase: Yes | Condition: New
This little laser really does pack a punch!!! The adjustable focus means you can get very precise etching and engraving results. But BE WARNED...Wear the protective goggles at all times!!! A glance into even the reflected beam can burn out your eye retina and optic nerve in a fraction of a second....Instant Blindness!!! NOT for first time experimenters. Excellent for etching into wood and the ability to narrow the focus of the beam is brilliant (sorry about the pun!!). I hooked mine up to my mini CNC machine for really precise results. The TTL trigger function is really useful for precise control....though the logic is inverted....0V=On, 5V=Off. Despite the fan, she will get hot and prolonged use will make her overheat. For this money, you won't do better...BUT SERIOUSLY, AT 2.5-3Watts YOU CAN DO A LOT OF DAMAGE!!! BE CAREFULRead full review
Verified purchase: Yes | Condition: New
We got this to try laser etching. It works really well with most wood and burns clear through plastics if you don't move the laser quickly enough. The laser is plenty good for home projects to say the least.
Verified purchase: Yes | Condition: New
The laser focus is down to one third of a millimeter (estimate), and accepts pulse-width modulated input to control the power. It works well on my laser engraver, and does a beautiful job on anodized aluminum with no pretreatment.
Verified purchase: Yes | Condition: New
I took the laser for my 3D printer for making printed circuit boards. Laser can focus on 0.3mm, unfortunately it's not a point but a rectangle. When creating the g-code, it is necessary to take into account that in one axis it is spherical with a greater width than in the other axis. There is no problem for doing TSSOP footprint, only the insulation gap must be at least 0.24mm . The photos can be seen that in one axis are narrower paths. Cutting paper, balsa plywood is cool
Verified purchase: Yes | Condition: New
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