What Causes a Tapered Kerf in Laser Cutting?

If you have ever laser cut a sheet of material and wondered why the edge is not perpendicular, then you have suffered from a tapered kerf in laser cutting. The usual reason for this effect is that the laser beam is not fully perpendicular to the surface of the sheet. Read on to find out … Read more

How To Laser Engrave Slate

While browsing at a local store, I picked up a couple of cheap slate placemats in order to carry out some engraving trials. I had not engraved slate previously, so I then had to learn how to laser engrave state. How to laser engrave slate? Slate is a binary material when it comes to laser … Read more

How to Laser Cut Stencils

If you own or have access to a laser cutting machine, stencils can be a quick and easy product to design and laser cut. I’ve been cutting and designing stencils for some time, with my online store containing over 100 stencil products. So, here’s my solution on how to laser cut a stencil. How to … Read more

How To Use A Laser Power Meter

Having just purchased my very own laser power meter for my 50W CO2 laser cutting and engraving machine. I needed to to come up with a measurement procedure to ensure I use my thermal laser power meter in a reliable and consistent manner. So here’s my solution on how to use a laser power meter. … Read more

What Is A Laser Power Meter

I have been working with laser systems of all types for more than 10 years, but I’ve only recently purchased my own laser power meter. So, what is a laser power meter? A Laser Power Meter is an instrument that measures the output power of a laser beam. They typically measure average power over a … Read more

Lens Performance Comparison Data – Or What Is The Best Laser Lens To Use

All tests were designed and conducted by Russ Sadler: August 2021 Table of Contents Introduction What is the best laser lens to use: I looked back to see when my obsession to understand how a laser beam and lens interact to produce a cutting effect. It surprised me to find that this love affair started … Read more

A Video Diary: Tutorials On How To Use A Laser Cutter 05

By Russ Sadler Introduction This technically is a video diary of my mistakes and successes as I gradually come to terms with the mysteries of owning one of these little Chinese dragons {Russ’s videos are also considered to be some of the best tutorials on how to use a laser cutter on the web}. It … Read more

A Video Diary: How To Use A Laser Cutter Videos 04

By Russ Sadler Introduction This technically is a video diary of my mistakes and successes as I gradually come to terms with the mysteries of owning one of these little Chinese dragons {Russ’s videos are also considered to be some of the best “How to use a laser cutter videos” on the web}. It seems … Read more

A Video Diary: How to Use a Laser Cutter Tutorial Series 03

By Russ Sadler Introduction This technically is a video diary of my mistakes and successes as I gradually come to terms with the mysteries of owning one of these little Chinese dragons {Russ’s videos are also considered to be some of the best How to use a laser cutter tutorial videos on the web}. It … Read more

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