---
product_id: 33068060
title: "CNCOLETECH CO2 Laser Lens 20mm FL:2.5\" or 63.5mm Mirror ZnSe Focus Focal Lens for Engraving/Cutting 40W-200W"
brand: "cncoletech"
price: "€ 63.96"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/33068060-cncoletech-co2-laser-lens-20mm-fl-2-5-or-63
store_origin: HR
region: Croatia
---

# 40W-200W power compatibility ≥99.8% transmittance 20mm precision diameter CNCOLETECH CO2 Laser Lens 20mm FL:2.5" or 63.5mm Mirror ZnSe Focus Focal Lens for Engraving/Cutting 40W-200W

**Brand:** cncoletech
**Price:** € 63.96
**Availability:** ✅ In Stock

## Summary

> 💡 Sharpen your laser game with crystal-clear precision!

## Quick Answers

- **What is this?** CNCOLETECH CO2 Laser Lens 20mm FL:2.5" or 63.5mm Mirror ZnSe Focus Focal Lens for Engraving/Cutting 40W-200W by cncoletech
- **How much does it cost?** € 63.96 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/33068060-cncoletech-co2-laser-lens-20mm-fl-2-5-or-63)

## Best For

- cncoletech enthusiasts

## Why This Product

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

## Key Features

- • **Optimized Focal Length:** 63.5mm focal length delivers a concentrated laser spot for superior engraving and cutting accuracy.
- • **Ultra-High Transmittance:** Over 99.8% light transmission ensures maximum laser efficiency and cutting precision.
- • **Wide Power Compatibility:** Seamlessly supports 40W to 200W laser systems for versatile industrial applications.
- • **Durable Double-Sided Coating:** Advanced coating resists heat and wear, extending lens life and maintaining peak performance.
- • **Precision Engineered ZnSe Material:** Crafted from premium CVD ZnSe for unmatched laser stability and durability.

## Overview

This CO2 laser lens features a 20mm diameter and 63.5mm focal length, made from high-grade CVD ZnSe material with ≥99.8% transmittance. Designed for 40W-200W laser systems, it boasts a durable double-sided coating for enhanced lifespan and optimal laser focus, making it ideal for professional engraving and cutting applications.

## Description

CO2 Laser Lens 20mm FL:2.5" or 63.5mm Mirror ZnSe Focus Focal Lens for Engraving/Cutting 40W-200W

## Features

- Material: High class CVD ZnSe material (US II-VI). High-quality materials ensure more stable laser system; excellent High-Power density endurance. Compatible power: 40W-200W.
- Diameter: 20mm/0.79"; Focal Length:63.5mm/2.5"; Thickness:2.0-2.2mm/0.08"; Transmittance: ≥99.8%.
- Exquisite Coating Process: Superb Double-sided solid coating, increase service life, precision slicing, polishing and grinding process, Reduced laser loss, wiping resistant, high temperature resistance, excellent optical properties, high working efficiency.
- High efficiency: CVD ZnSe Laser Focus Lens has smaller focusing spot size, the energy is more concentrated, making the CO2 laser engraving, cutting machine more efficient.
- Usage: CO2 replacement laser lens are mainly used in CO2 laser engraving and cutting well.
- Lens Shape: Plano-convex( some meniscus shape may mixed together when manufacturing, but it is the same effect as Plano-convex shape).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | CNCOLETECH |
| Material | CVD ZnSe |
| Color | Fl:2.5"/63.5mm |
| Style | CVD ZnSe Lens |
| Item Weight | 0.03 Kilograms |
| Operation Mode | Automatic |
| Manufacturer | Shanghai Top Nine Industiral Co.,Ltd |
| Item Weight | 0.915 ounces |
| Product Dimensions | 0.79 x 0.79 x 0.04 inches |
| Item model number | IIVI-20-635 |
| Is Discontinued By Manufacturer | No |
| Shape | round |
| Material Type | CVD ZnSe |
| Number of Items | 1 |
| Size | Dia: 20mm FL:2.5"/63.5mm |
| Manufacturer Part Number | IIVI-20-635 |

## Product Details

- **Brand:** CNCOLETECH
- **Material:** CVD ZnSe
- **Color:** Fl:2.5"/63.5mm
- **Style:** CVD ZnSe Lens
- **Item Weight:** 0.03 Kilograms

## Images

![CNCOLETECH CO2 Laser Lens 20mm FL:2.5" or 63.5mm Mirror ZnSe Focus Focal Lens for Engraving/Cutting 40W-200W - Image 1](https://m.media-amazon.com/images/I/51ZDozGaycL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: How can i order other FL?**
A: Thank for your interest in our lens. Here is other FL lens link in USA FBA warehouse, you will get it soon.
FL 25.4mm lens link: https://www.amazon.com/dp/B01DP2HDBI?ref=myi_title_dp
FL 38.1mm lens link: https://www.amazon.com/dp/B01DP2HECQ?ref=myi_title_dp
FL 50.8mm lens link:https://www.amazon.com/dp/B01DP2HFU2?ref=myi_title_dp
FL 76.2mm lens link:https://www.amazon.com/dp/B01DP2GTMW?ref=myi_title_dp
FL 101.6mm lens link:https://www.amazon.com/dp/B07M7DGX26?ref=myi_title_dp
If you need any other help please contact us by service@mcwlaser.com

**Q: What is the focus distance of this lens?**
A: Thank for your interest in our products.
The lens focal length is 63.5mm/2.5" as the listing description. If you need any help please contact us by sales@mcwlaser.com

**Q: Are these Meniscus or Plano-Convex lenses?**
A: 63.5mm and 50.8mm FL lenses are meniscus.
Other 25.4mm, 38.1mm, 76.2mm,101.6mm FL lenses are Plano-Convex

## Frequently Bought Together

- CNCOLETECH CO2 Laser Lens 20mm FL:2.5" or 63.5mm Laser Mirror CVD ZnSe Focus Focal Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W
- Cloudray Mo Mirror Dia 25mm (0.98 Inch) Thk 3mm (0.12 Inch) for CO2 laser engraving cutting machine Pack of 3PCS
- Cloudray Laser Si Reflective Lens Gold Plated Mirror 25mm for CO2 Laser Engraving & Cutting, 3PCS

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**Shop now:** [https://www.desertcart.hr/products/33068060-cncoletech-co2-laser-lens-20mm-fl-2-5-or-63](https://www.desertcart.hr/products/33068060-cncoletech-co2-laser-lens-20mm-fl-2-5-or-63)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-01-23*