---
product_id: 93912377
title: "Cloudray F-Theta Lens 300x300mm FL420mm FL380mm M85 F Theta Fiber Laser Lens for 1064nm Fiber Laser Machine Scanning"
brand: "cloudray"
price: "1034 Lei"
currency: RON
in_stock: true
url: https://www.desertcart.ro/products/93912377-cloudray-f-theta-lens-300x300mm-fl420mm-fl380mm-m85-f-theta
store_origin: RO
region: Romania
---

# 97% laser transmittance efficiency 300x300mm precise scan area High thermal & wear resistance Cloudray F-Theta Lens 300x300mm FL420mm FL380mm M85 F Theta Fiber Laser Lens for 1064nm Fiber Laser Machine Scanning

**Brand:** cloudray
**Price:** 1034 Lei
**Availability:** ✅ In Stock

## Summary

> 🎯 Elevate your laser game with precision that commands attention!

## Quick Answers

- **What is this?** Cloudray F-Theta Lens 300x300mm FL420mm FL380mm M85 F Theta Fiber Laser Lens for 1064nm Fiber Laser Machine Scanning by cloudray
- **How much does it cost?** 1034 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/93912377-cloudray-f-theta-lens-300x300mm-fl420mm-fl380mm-m85-f-theta)

## Best For

- cloudray enthusiasts

## Why This Product

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

## Key Features

- • **Maximized Laser Efficiency:** Up to 97% transmittance with anti-reflective coatings for sharper engraving and longer lens life.
- • **Unmatched Thermal Stability:** Minimize thermal focus shift with advanced wear and heat-resistant design for uninterrupted performance.
- • **Versatile High-Speed Scanning:** Optimized for fiber lasers at 1064nm, perfect for marking, engraving, and via hole drilling with galvo mirrors.
- • **Pinpoint Precision Across 11.8x11.8":** Achieve ultra-fine laser marking with consistent accuracy on steel, aluminum, gold, and more.
- • **Seamless Compatibility & Quick Upgrade:** Standard M85x1 threading ensures hassle-free installation and swift lens replacement.

## Overview

The Cloudray F-Theta Lens is a high-performance fiber laser scan lens designed for 1064nm wavelength lasers, offering a 300x300mm scan area and 420mm focal length. Engineered for superior thermal stability and wear resistance, it delivers up to 97% laser transmittance with minimal distortion. Its standard M85x1 threading allows easy installation and compatibility with most laser marking machines, making it ideal for ultra-fine marking, engraving, and drilling applications on metals like steel, aluminum, and gold.

## Description

Cloudray F-Theta Lens 300x300mm FL420mm FL380mm M85 F Theta Fiber Laser Lens for 1064nm Fiber Laser Machine Scanning

## Features

- Superior Performance: Cloudray f-theta lens for ultra-fine laser marking, f theta lens play a major role in many of today'sleading-edge laser applications.Cloudray manufac-tures scan lenses for laser systems that are used formarking, engraving, via hole drilling, and more.
- High Stability: With the characteristics of wear resistance and high temperature resistance, it's a stand jpt fiber laser lens and mopa fiber laser lens,also work with Raycus fiber laser,it has better thermal stability, and reduces thermal focus shift,In a typicalfiber laser lens configuration, the F- lens isused with one or two axis galvo mirrors that enablefast positioning and precision focusing of the laserbeam.
- 300x300mm f-theta lens 1064nm: Cloudray lens provides fast positioning and precision focusing so you'll be able to mark steel, aluminum, gold, and more with a consistently exact spot anywhere in the lens's 11.8x11.8" field.
- Optical Fiber Laser Parts: F420 cloudray lens for 1064nm wavelength lasers offers up to 97% transmittance with minimal distortion and antireflective coatings that ensure both excellent engraving and a long service life.
- Easy Installation: The standard M85x1 threading ensures easy installation, quickly replacing or upgrading the old lens in most laser marking machines on the market. Note: Please adjust the focal length when change the F-Theta lens size.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Cloudray |
| Part Number | FSL02H300F420 |
| Item Weight | 14.1 ounces |
| Package Dimensions | 7.09 x 4.8 x 3.86 inches |
| Item model number | Default M85 |
| Is Discontinued By Manufacturer | No |
| Size | 300x300mm FL420mm |
| Material | F-Theta lens |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Cloudray
- **Maximum Focal Length:** 300 Millimeters
- **UPC:** 669819728378

## Images

![Cloudray F-Theta Lens 300x300mm FL420mm FL380mm M85 F Theta Fiber Laser Lens for 1064nm Fiber Laser Machine Scanning - Image 1](https://m.media-amazon.com/images/I/51jFqLX6fgS.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.ro/products/93912377-cloudray-f-theta-lens-300x300mm-fl420mm-fl380mm-m85-f-theta](https://www.desertcart.ro/products/93912377-cloudray-f-theta-lens-300x300mm-fl420mm-fl380mm-m85-f-theta)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-03-15*