---
title: "CO2-Laser ZnSe Focusing Lens"
url: "https://bmlaser.co.kr/co2-laser-znse-focusing-lens/"
description: "Diameter Tolerance +0/-0. 13mm Thickness Tolerance ±0. 25mm FL Tolerance <±2% Centration <3 arc minutes Clear Aperture >90% Surface Figure <λ/2 per 1”email protected Surface Quality 40-20 scratch and dig AR/AR coating R<"
image: "https://bmlaser.co.kr/wp-content/uploads/2021/04/299_shop1_537589.jpg"
type: "Article"
datePublished: "2021-04-13T14:39:18+00:00"
dateModified: "2021-04-15T14:18:07+00:00"
---

# CO2-Laser ZnSe Focusing Lens

Diameter Tolerance +0/-0. 13mm Thickness Tolerance ±0. 25mm FL Tolerance <±2% Centration <3 arc minutes Clear Aperture >90% Surface Figure <λ/2 per 1”[email protected] Surface Quality 40-20 scratch and dig AR/AR coating R<0. 15% per surface @ 10. 6um