Dark Side of the Lens

Dark side of the lens

A “SHED SCIENCE” REPORT ON THE DUAL PERSONALITY OF LENSES by Russ Sadler INTRODUCTION It was 3000 years ago that Greek philosophers toyed with the seeds of lens theory as they explored the basics of how light might work. Just 300 years later the Egyptians were exploiting those theories by polishing glass surfaces to emulate … Read more

A Video Diary: RDWorks Laser Cutter Tutorials Series 03a

By Russ Sadler Introduction These RDWorks laser cutter tutorials are technically 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 … Read more

How to Laser Cut MDF

When cutting any organic material such as MDF, you need to run at the safe maximum operating current for your tube.
Then you carry out some cutting trials starting at high speeds, gradually decreasing the speed until you are consistently cutting through the material.
I normally decrease the speed by an additional couple of mm/s to take into account any variance in the thickness of the material.

How To Make An Adjustable Laser Engraving Bed

Laser engraving is an amazing way to personalize gifts or create custom products. But for highly detailed or photo engraving, consistent focal depth is required. This is especially important when engraving natural products where the thickness of the material can fluctuate. Having an adjustable laser engraving bed or platform, will allow you to minimise any … 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

Buying your First Laser Machine

Video by Russ Sadler Buying your first laser machine: This is not a machine comparison video that helps you choose the best machine. No, this honestly discusses the key points to look for in your new purchase and all the dishonest marketing and sub-standard products that are being sold. At the budget end of the … Read more

A Video Diary: Laser Machine 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 laser machine tutorials on how to use a laser cutter on the … 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