Russ Sadler

Over the last 6 years, Russ has built up a formidable YouTube following for his RDWorks Learning Lab series which currently has over 200 videos. The original RDWorks Learning Lab series on his “Sarbar Multimedia” YouTube Channel, follows Russ as he tries to make sense of his new Chinese laser machine and to sort out the truths, half truths and outright misleading information that is available on the web. Six years later with over 3 million YouTube Views under his belt, Russ has become the go to resource for everything related to the Chinese CO2 laser machine user or wannabe user.

Dark Side of the Lens

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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

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

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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

How To Laser Engrave Photos: 10 Epic Tips For Success

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THE RUSS FORMULA FOR SUCCESSFUL PHOTO ENGRAVING Learning how to laser engrave photos is one of the more difficult, but rewarding activities you can carry out on your laser machine. Here, I go through the steps I go through to achieve the best possible results. Russ has revised his techniques and they are available in … Read more

Buying your First Laser Machine

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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

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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

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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

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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

A Video Diary: Learning About Chinese Laser Cutting Machine Technology 02

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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 Chinese laser cutting machine on the web}. It seems illogical … Read more

A Video Diary: Laser Cutting and Engraving Videos 01

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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 cutting and engraving videos on the web}. It seems illogical that … Read more