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Posted by J on Jul 2nd 2021

Automatic laser air assist switch

Are you tired of adjusting the air between cutting and engraving? Let this following setup do the job for you.Many machines are using the wind output of the controllers to control the main air. For …

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Jun 29th 2021

Engrave large diameter object on K40 laser

K40 is small. If we do not cut a large opening at the bottom, we cannot fit large diameter object even on the low profile rotary.https://lightobject.com/mini-2-axis-rotary-for-eng...One way to put in …

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Jun 29th 2021

Measuring CO2 laser power low cost methods

Buying a cheap laser power meter may cost more than buying a new 720mm laser tube. There are ways to measure the power without breaking the bank. It may not be super accurate, but you only need a ther …

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Posted by J on Jun 25th 2021

How much power do CO2 laser power supplies need?

We measure the AC current and power output of the laser tube. Measurements are at 120V AC. Efficiency is calculated by (rated power output)/(power input). If the laser machine has thin wire feeding th …

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Posted by J on Jun 25th 2021

How to prevent glass laser tube internal crack?

Many people turn on the water chiller and start the laser machine without checking the laser tube every time. It is fine most of the time. However, trapped air bubble can be the killer of the laser tu …

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Posted by J on Jun 24th 2021

Notes on laser engraving fine pictures

Glass CO2 laser tubes cannot fire as fast as RF laser. However, with proper adjustment, they can achieve good photo marking. It takes 2~4ms for the glass tube laser beam to stabilize, which is why a …

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