The OMTech AF2028-80 80w laser (and similar brands) have a unique laser heads compared to other models.
In this video you will find the stock lens location and learn how to clean it. You will also be shown alternative lenses that can be used as. The new light blue OMTech AF2028-60 and MF2028-100 models may end up having this laser head as well.

OMTECH 5% DISCOUNT: LASERGUYS5OFF or EDMONDSWOODSHOP5OFF
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99% isopropyl alcohol: [ Ссылка ]
Rubber Gloves: [ Ссылка ]
Stock 20mm diameter lens w/ 2.5" focal length: [ Ссылка ]
18mm diameter lens w/ 2.0" focal length: [ Ссылка ]
18mm diameter lens w/ 1.5" focal length: [ Ссылка ]

Amazon Laser Supply Links: [ Ссылка ]

Personally, I use American Photonics lenses as they have superior quality. Here a list of lenses you may want or need for you laser nozzle. I do have an affiliated discount code for 5% off, LASERGUYS.

20 mm lens w/ 2.5" focal length from American Photonics (Discount code "LASERGUYS")
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18 mm lens w/ 2.0" focal length- from American Photonics (Discount Code "Laserguys")
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18 mm lens w/ 1.5" focal length- from American Photonics (Discount Code "LASERGUYS)
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Need Help? Join my social groups below:

Facebook Polar Users Group: [ Ссылка ]
Facebook Official OMTech Group: [ Ссылка ]
Instagram Page: [ Ссылка ]
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Business Inquires:
Email: Edmondswoodshop@gmail.com

This laser head is mounted on most Monport models as well.

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