---
product_id: 372956336
title: "OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2\" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance"
brand: "omtech"
price: "€ 58.15"
currency: EUR
in_stock: true
reviews_count: 8
category: "Om Tech"
url: https://www.desertcart.nl/products/372956336-omtech-18mm-znse-focus-lens-cvd-znse-co2-laser-engraver
store_origin: NL
region: Netherlands
---

# 99.5%+ IR transmittance 18mm precision ZnSe lens Double-sided scratch-resistant coating OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance

**Brand:** omtech
**Price:** € 58.15
**Availability:** ✅ In Stock

## Summary

> 🔍 Elevate your laser game with precision that’s impossible to ignore!

## Quick Answers

- **What is this?** OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance by omtech
- **How much does it cost?** € 58.15 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/372956336-omtech-18mm-znse-focus-lens-cvd-znse-co2-laser-engraver)

## Best For

- omtech enthusiasts

## Why This Product

- Trusted omtech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Durable double-sided anti-reflective coatings resist scratches and extend lens lifespan.
- • **Effortless Maintenance:** Plano-convex design and detailed cleaning guide keep your lens performing like new.
- • **Crystal-Clear Precision:** Premium CVD ZnSe material ensures unmatched optical clarity for razor-sharp laser focus.
- • **Plug & Play Compatibility:** Fits seamlessly with 50W-80W CO2 laser machines for effortless upgrades.
- • **Maximized Light Efficiency:** Over 99.5% infrared transmittance boosts engraving accuracy and power utilization.

## Overview

The OMTech 18mm ZnSe Focus Lens is a high-performance replacement lens designed for 50W-80W CO2 laser engraving machines. Crafted from premium CVD zinc selenium with double-sided anti-reflective coatings, it delivers over 99.5% infrared light transmittance for superior engraving precision and efficiency. Its durable, scratch-resistant surface and easy installation make it the go-to upgrade for professionals seeking consistent, long-lasting laser focus.

## Description

Shop OMTech at the desertcart Arts, Crafts & Sewing store. Free Shipping on eligible items. Save on everyday low prices.

Review: Excellent lens and very good quality - Purchased this to replace the lense in my OMTech 80w laser and it works great. After I was unable to clean some grime off me lens I found this one and I’m very happy with the results.
Review: Great lens and good price. - I have used OMTech lens and mirrors for years on my lasers and that is all I will use.

## Features

- High-Quality CVD ZnSe: OMTech's powerful focus lenses are manufactured from premium zinc selenium via chemical vapor deposition for superior optical properties
- High Transmittance: Both sides of each lens are coated with strongly antireflective coatings to achieve a better than 99.5% transmittance rate for infrared light at a wavelength of 10.6 microns
- Lasting Durability: Our laser engraver focus lenses' double-sided coating process also ensures outstanding scratch resistance for a long service life
- Wide Compatibility: This 18mm laser focus lens can be used in your 50W-80W CO2 laser engraving and cutting machine for more accurate and efficient production
- Easy to Use: The plano-convex shape of OMTech's engraver focal lens lets you install it easily and correctly onto your machine in the proper orientation; detailed cleaning instructions also help you take the best care of your lens

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09B3FPPSF |
| Best Sellers Rank | #47,306 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #115 in Jewelry Making Engraving Machines & Tools |
| Customer Reviews | 4.7 4.7 out of 5 stars (77) |
| Date First Available | July 23, 2021 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.634 ounces |
| Item model number | RYGEL-LELI01820 |
| Manufacturer | OMTech |
| Product Dimensions | 0.71 x 0.71 x 0.71 inches |

## Product Details

- **Brand:** OMTech
- **Camera Lens Description:** 18 millimetres
- **Focal Length Description:** 18 mm
- **Lens Design:** Zoom
- **Lens Type:** Standard

## Images

![OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance - Image 1](https://m.media-amazon.com/images/I/617eiU+9XOL.jpg)
![OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance - Image 2](https://m.media-amazon.com/images/I/61bAb-zSbrL.jpg)
![OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance - Image 3](https://m.media-amazon.com/images/I/61uZwbNQc+L.jpg)
![OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance - Image 4](https://m.media-amazon.com/images/I/719ZynxQQdL.jpg)
![OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance - Image 5](https://m.media-amazon.com/images/I/71Hk0Okne6L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent lens and very good quality
*by M***P on November 29, 2025*

Purchased this to replace the lense in my OMTech 80w laser and it works great. After I was unable to clean some grime off me lens I found this one and I’m very happy with the results.

### ⭐⭐⭐⭐⭐ Great lens and good price.
*by M***N on July 31, 2025*

I have used OMTech lens and mirrors for years on my lasers and that is all I will use.

### ⭐⭐⭐⭐⭐ Great lens!
*by E***E on June 19, 2025*

For what it's for, it does the job very well. Good quality!

## Frequently Bought Together

- OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance
- OMTech Laser Cutting Mirror Set, 25mm Molybdenum Replacement Mirrors for CO2 Laser Engraving Machines, Precision Highly Reflective Mo Mirrors for 50W to 200W CO2 Laser Engravers, Set of 3
- Cloudray CO2 Laser Lens 18mm Laser Mirror CO2 Laser Focal Lens CO2 Focus Lens,PVD ZnSe for CO2 Laser Engraving Cutting Machine,Laser Cutter 30W-100W,Dia 18mm FL50.8mm

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-24*