---
product_id: 171143878
title: "MCWlaser CVD II-VI ZnSe 12mm Focus Lens Focal Length 50.8mm/ 2 inch CO2 Laser Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W"
brand: "mcwlaser"
price: "R1119"
currency: ZAR
in_stock: true
reviews_count: 13
category: "Mc Wlaser"
url: https://www.desertcart.co.za/products/171143878-mcwlaser-cvd-ii-vi-znse-12mm-focus-lens-focal-length
store_origin: ZA
region: South Africa
---

# Precise 12mm diameter & 50.8mm focal length High heat & laser power resistance Premium CVD ZnSe material MCWlaser CVD II-VI ZnSe 12mm Focus Lens Focal Length 50.8mm/ 2 inch CO2 Laser Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W

**Brand:** mcwlaser
**Price:** R1119
**Availability:** ✅ In Stock

## Summary

> 🎯 Sharpen your laser game with pinpoint focus and lasting power!

## Quick Answers

- **What is this?** MCWlaser CVD II-VI ZnSe 12mm Focus Lens Focal Length 50.8mm/ 2 inch CO2 Laser Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W by mcwlaser
- **How much does it cost?** R1119 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/171143878-mcwlaser-cvd-ii-vi-znse-12mm-focus-lens-focal-length)

## Best For

- mcwlaser enthusiasts

## Why This Product

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

## Key Features

- • **Maximized Efficiency:** Superior transmittance ≥99.8% ensures minimal energy loss, boosting your machine’s cutting and engraving speed.
- • **Durability That Lasts:** Crafted from USA II-VI CVD ZnSe with double-sided coatings to withstand high power densities and extend your lens lifespan.
- • **Seamless Compatibility:** Fits perfectly with 40W-200W CO2 laser systems, including popular DIY and professional engravers—upgrade without hassle.
- • **Unmatched Laser Precision:** Achieve razor-sharp cuts and engravings with a finely tuned 50.8mm focal length lens designed for ultimate beam focus.
- • **Versatile Material Mastery:** Ideal for precision work on wood, acrylic, glass, leather, and plastics—expand your creative and professional projects effortlessly.

## Overview

The MCWlaser CVD II-VI ZnSe 12mm Focus Lens is engineered for CO2 laser systems between 40W and 200W, featuring premium USA-made CVD ZnSe material with double-sided coatings for exceptional durability and heat resistance. Its precise 50.8mm focal length and 12mm diameter deliver superior beam quality with ≥99.8% transmittance, optimizing cutting and engraving performance across a wide range of non-metallic materials.

## Description

Free delivery and returns on all eligible orders. Shop MCWlaser CVD II-VI ZnSe 12mm Focus Lens Focal Length 50.8mm/ 2 inch CO2 Laser Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W.

Review: Good Item with Fast Delivery - Good Item with Fast Delivery
Review: Good value, good fit. - Lens worked well in my k40 and there where no fitment issues. Slightly better cut but can't say huge improvement over the stock, perhaps just got a better stock lens.

## Features

- 【High-Quality CVD ZnSe Material】Made from premium USA II-VI CVD ZnSe, ensuring stable laser performance, excellent High-Power density endurance, and long service life. Compatible with 40W–200W 10600nm 10.6um CO2 lasers.
- 【Precise Specifications】Diameter 12mm (0.47 inch), Focal Length 50.8mm (2 inch), Thickness 2.0–2.2mm (0.08 inch), Transmittance ≥99.8% for superior beam quality and minimal loss.
- 【Exquisite Coating Process】High-grade double-sided solid coating extends service life. Precision cutting, polishing and grinding ensure reduced laser loss, excellent optical performance, resistance to wiping, and outstanding heat resistance – delivering consistently high efficiency.
- 【Efficient Focusing Performance】The CVD ZnSe laser focus lens produces a smaller focal spot, concentrating the energy more effectively and making CO2 laser engraving and cutting machines operate with greater efficiency.
- 【Wide Application & Compatibility】 Suitable as a CO2 replacement focus lens for most 40W–200W CO2 laser engraving and cutting machines, DIY and various CO2 laser systems. Ideal for precise engraving and cutting on wood, acrylic, glass, leather, plastic, and other non-metallic materials.
- 【Lens Shape】Plano-convex (some meniscus variations may occur in production, but optical performance remains the same).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07MFQGKDH |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 61,935 in DIY & Tools ( See Top 100 in DIY & Tools ) 37 in Engraving Tools |
| Colour | Yellow |
| Customer Reviews | 4.5 4.5 out of 5 stars (312) |
| Date First Available | 14 Feb. 2020 |
| Item Package Quantity | 1 |
| Item Weight | 23 g |
| Item model number | LM-26-12508 |
| Manufacturer | Shanghai Top Nine Industrial Co.,Ltd |
| Material | CVD ZnSe |
| Part Number | LM1-26-12508 |
| Product Dimensions | 1.2 x 1.2 x 0.25 cm; 23 g |
| Size | Dia:12mm FL:50.8mm/2" |
| Style | CVD ZnSe Lens |
| Wattage | 100 watts |

## Product Details

- **Brand:** MCWlaser
- **Colour:** Yellow
- **Item weight:** 0.02 Kilograms
- **Material:** CVD ZnSe
- **Style:** CVD ZnSe Lens

## Images

![MCWlaser CVD II-VI ZnSe 12mm Focus Lens Focal Length 50.8mm/ 2 inch CO2 Laser Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W - Image 1](https://m.media-amazon.com/images/I/21SDj6kUcdL.jpg)
![MCWlaser CVD II-VI ZnSe 12mm Focus Lens Focal Length 50.8mm/ 2 inch CO2 Laser Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W - Image 2](https://m.media-amazon.com/images/I/31+piu96hqL.jpg)
![MCWlaser CVD II-VI ZnSe 12mm Focus Lens Focal Length 50.8mm/ 2 inch CO2 Laser Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W - Image 3](https://m.media-amazon.com/images/I/31bZPPnSH3L.jpg)
![MCWlaser CVD II-VI ZnSe 12mm Focus Lens Focal Length 50.8mm/ 2 inch CO2 Laser Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W - Image 4](https://m.media-amazon.com/images/I/41KwrOfO+KL.jpg)
![MCWlaser CVD II-VI ZnSe 12mm Focus Lens Focal Length 50.8mm/ 2 inch CO2 Laser Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W - Image 5](https://m.media-amazon.com/images/I/41fjQ9kdGJL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good Item with Fast Delivery
*by D***. on 15 August 2023*

Good Item with Fast Delivery

### ⭐⭐⭐⭐⭐ Good value, good fit.
*by G***Y on 14 September 2020*

Lens worked well in my k40 and there where no fitment issues. Slightly better cut but can't say huge improvement over the stock, perhaps just got a better stock lens.

### ⭐⭐⭐⭐⭐ Quality laser lense
*by R***N on 3 August 2020*

Unit came well packed and in a timely manner. Works really well and so far with reliable performance.

## Frequently Bought Together

- MCWlaser USA CVD II-VI ZnSe 12mm Laser Focus Lens Focal Length 50.8mm/ 2 inch CO2 Laser Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W
- MCWlaser 20mm CO2 Laser Mirror Si Reflective Mirrors Lens Gold-Plated Silicon 3PCS CO2 Laser Lens for CO2 Laser Engraving Cutting Machine

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**Shop now:** [https://www.desertcart.co.za/products/171143878-mcwlaser-cvd-ii-vi-znse-12mm-focus-lens-focal-length](https://www.desertcart.co.za/products/171143878-mcwlaser-cvd-ii-vi-znse-12mm-focus-lens-focal-length)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-27*