Know the Difference | Opex Fiber Laser F-Theta Lenses

Opex vs Standard Fiber Laser Lens - Which theta lens should you buy? There are two very common fiber laser f-theta lens types on the market and in this video I'm going to teach you all about how to differentiate between the two! Don't worry - we'll go through everything step by step. I'll show you how to tell the difference, which lens to buy and which lens you should use with your 20w, 30w or 50w laser marking machine. Thanks for watching! The channel, staff, communities, web services... everything. It's all here thanks to the LMA. ► Consider Supporting Us: https://masters.lasereverything.net/ ❤️ We're probably earning money when you buy stuff we link. ❤️ ✨As Amazon Associates we earn from qualifying purchases.✨ ► It's ALWAYS best to buy NATIVE lenses for your system BUT if you're stuck with a standard and needed Opex you can try the M85 - M85 adapter: https://s.click.aliexpress.com/e/_9IQDsM ► Std F-Theta Fiber Laser Lenses: https://s.click.aliexpress.com/e/_9ykDsz ► Std F-Theta Fiber Laser Lenses (Amazon): https://amzn.to/3PeWpwI ► Opex F-Theta Fiber Laser Lenses: https://s.click.aliexpress.com/e/_AsuZF6 ► Opex F-Theta Fiber Laser Lenses (Amazon): https://amzn.to/3u6VJmd You're going to love this content too! ► Psst... we're on Odysee: https://odysee.com/$/invite/@lasereve... ► Laser Everything Linktree: https://linktr.ee/lasereverything ► Laser Source Linktree: https://linktr.ee/lasersource Learn to Laser Everything™ with new Laser Engraving videos every week! I cover laser parameters, settings, techniques and more for CO2, Fiber, Diode and UV Lasers! We believe in free and open maker resources. Check out some of ours below: I use Matrix for real-time community chat. If you're looking for me I'm probably here. Already have a Matrix account? Join our space: ► #makearmy:matrix.makearmy.io New to Matrix? Create an account on our server: ► https://matrix.makearmy.io You'll need a registration key to sign up. It can be found here: ► https://makearmy.io/key Check out the NEW Laser Everything Database! It includes community parameters, material and coating safety databases, community project database, our comprehensive laser source database and SO MUCH MORE, ALL FREE! ► The Laser Everything Database: https://db.lasereverything.net Even more of our FREE resources: ► The 2026 Buying Guide: https://db.lasereverything.net/portal... ► Laser Source Podcast: https://podcast.lasereverything.net ► Join the FREE MakerArmy Fediverse Network: https://makearmy.io ► Join the FREE Discord Server:   / discord   ► Join the FREE Facebook Group:   / lasereverything   ► Laser Engraving Starter Settings Packs: https://masters.lasereverything.net 0:00 - Intro - Overview 0:58 - Standard VS Opex Theta Lenses 3:32 - Standard Lens Overview 3:43 - Opex Lens Overview 3:57 - Get Help 4:21 - What size lens should you buy? 6:00 - Outro - Supporting the Channel Listen up! Laser engraving machines are inherently dangerous. The content this channel is for educational purposes only. Laser Everything LLC can not be held liable for any harm caused to any individual or personal property related to settings, activities, procedures, techniques, or practices described in whole or part on this YouTube channel. By watching this video you agree that you alone are solely responsible for your own safety and property as it pertains to this content. Do your own research before purchasing machines, materials or accessories. LE is viewer supported and probably earns commission when you buy stuff we link.