---
product_id: 43081954
title: "Si Reflective Mirrors"
brand: "cncoletech"
price: "581 kr"
currency: DKK
in_stock: true
category: "Cncoletech"
url: https://www.desertcart.dk/products/43081954-si-reflective-mirrors
store_origin: DK
region: Denmark
---

# 99.8% infrared reflectivity 25mm diameter precision 5-layer gold-plated durable coating Si Reflective Mirrors

**Brand:** cncoletech
**Price:** 581 kr
**Availability:** ✅ In Stock

## Summary

> ✨ Reflect your laser’s true potential with precision and durability! ⚡

## Quick Answers

- **What is this?** Si Reflective Mirrors by cncoletech
- **How much does it cost?** 581 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/43081954-si-reflective-mirrors)

## 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

- • **Plug & Play Upgrade:** Easy installation with independent vacuum-sealed packaging keeps mirrors pristine until use.
- • **Maximized Laser Efficiency:** Reflectivity up to 99.8% at 10600nm minimizes power loss, boosting cutting precision and speed.
- • **Trusted by Pros & Hobbyists:** Ideal replacement for K9 mirrors on K40 and other popular laser cutters, instantly improving cut consistency.
- • **Ultra-Durable Gold-Plated Silicon:** 5-layer coating resists oxidation and corrosion, built to thrive in harsh, high-heat environments.
- • **Precision Engineered 25mm Diameter:** Perfect fit for 40-400W CO2 laser machines, ensuring seamless integration and optimal performance.

## Overview

This 3-piece set of 25mm CO2 laser mirrors features gold-plated silicon with a 5-layer coating for exceptional durability and heat resistance. Designed for 40-400W CO2 laser machines, these mirrors deliver 99.8% reflectivity at 10600nm, minimizing power loss and enhancing cutting accuracy. Vacuum-sealed packaging ensures longevity and easy installation, making them a top-tier upgrade for K40 and similar laser cutters.

## Description

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

## Features

- 〖Laser Mirror Size〗Diameter: 25mm/0.98", Thickness: 3mm/0.12", Shape: plane.
- 〖Excellent Material & Exquisite Coating Technology〗Gold-Plated silicon, 5 layers Coated gold film, Coating is durable. Superb coating art, precision slicing, polishing and grinding process, high heat resistance, adapt to work under harsh environment, long working life.
- 〖High Reflectivity〗CNCOLETECH's Si laser reflective lens has super optical performance and fast heat dissipation, high working efficiency, and minimizes light loss caused by reflection. Reflectivity to infrared light is up to 99.8% at 10600nm wavelength, minimizing power loss from the laser tube to the the worktop.
- 〖Widely Application〗Si laser mirror is suitable for 40-400W CO2 laser machines. It's great replacement laser lens to the K9 mirror for K40 and other 40W machine.
- 〖Package〗3PCS 25mm CO2 laser mirror kit. Single piece independent packaging, Adopt closed vacuum packaging to prevent oxidation and corrosion.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01DP2HT58 |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #58,918 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #138 in Jewelry Making Engraving Machines & Tools |
| Customer Reviews | 4.7 4.7 out of 5 stars (285) |
| Date First Available | March 31, 2016 |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 0.845 ounces |
| Item model number | LM-Si25 |
| Manufacturer | Cole |
| Material | Gold-Plated Silicon |
| Number Of Pieces | 3 |
| Package Dimensions | 3.82 x 3.27 x 1.02 inches |
| Part Number | LM-Si25 |
| Size | Dia: 25mm ; 3PCS |
| Style | Industrial |

## Images

![Si Reflective Mirrors - Image 1](https://m.media-amazon.com/images/I/81pBusBYSpL.jpg)

## Available Options

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

## Frequently Bought Together

- CNCOLETECH 25mm CO2 Laser Mirror Si Reflective Lens 3PCS CO2 Laser Lens Si Gold Plated Laser Mirrors Dia 25mm Co2 Laser Mirror for CO2 Laser Machine
- 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
- CNCOLETECH 20mm CO2 Laser Lens, 50.8mm Focal Length, PVD ZnSe Material, 30W-100W Compatible, For CO2 Laser Engraving & Cutting

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**Shop now:** [https://www.desertcart.dk/products/43081954-si-reflective-mirrors](https://www.desertcart.dk/products/43081954-si-reflective-mirrors)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-05-16*