Laser Focusing Lens FL=50.8 20mm Dia CVD Lens for CO2 Laser Machines

• Customization: Available
• After-sales Service: 1 Year
• Warranty: 1 Year
• Model NO.: F=50.8
• Customized: Customized
• Standard Component: Standard Component
• Type: Laser Source
• Product Name: CO2 Laser Focus Lens
• Focal Length: 50.8mm / 2 Inch
• Application: CO2 Laser Cutting & Engraving
• Lens Type: Meniscus / Focus Lens
• Surface: Precision Polished
• Feature: High Transmission, Stable Focusing
• Usage: Laser Cutting, Engraving and Marking
• Transport Package: Plastic
• Specification: 7*7*7cm
• Trademark: GY
• Origin: China
• Production Capacity: 10000
• Package Size: 7.00cm * 7.00cm * 7.00cm
• Package Gross Weight: 0.150kg

Product Description

Specification

Item	Parameter Range (English)
Diameter	2–300 mm
Focal Length	15–5000 mm
Thickness	0.12–60 mm
Dimension Tolerance	±0.1 mm
Thickness Tolerance	±0.1 mm
Surface Quality (Scratch/Dig)	60-40, 40-20 or better
Surface Accuracy	λ/2, λ/4 or better
Parallelism	3 arcmin, 30 arcsec
Bevel	0.1–0.3 mm × 45°
Clear Aperture	>85%, >90%
Coating	AR + AR coating or uncoated

Packing & Delivery

Features

Excellent infrared transmission: Provides outstanding optical performance in the infrared spectral range, ideal for laser and thermal imaging applications
Customizable sizes: Available in custom sizes, with a maximum diameter of 300 mm and thickness up to 50 mm, suitable for tailored optical solutions
Durable ZnSe material: Made from high-quality zinc selenide, known for low absorption and excellent thermal stability
Precision surface quality: Surface roughness between 2 to 6 nanometers, minimizing scattering and maximizing clarity
High flatness specification: Polished to Lambda/10 flatness to ensure high accuracy and minimal distortion in optical systems
Custom design available: Flexible manufacturing allows for custom designs and sizes to meet specific application requirements
Applications

Infrared optics: Highly suitable for infrared optical systems, including thermal imaging and infrared spectroscopy
Laser optics: Suitable for high-power laser applications requiring precise focusing and transmission
Spectroscopy: Ideal for spectroscopy instruments demanding high performance and minimal optical distortion
Aerospace applications: Used in aerospace and defense applications, offering reliable and high-precision optical performance
Research and Development: Crucial for R&D labs working with IR wavelengths in high-precision optical experiments
Industrial optical systems: Suitable for industrial applications needing durable, high-performance optical components

Company Profile

Company Name

We specialize in manufacturing laser engraving and cutting machines, desktop laser stamp engraving machines, laser power supplies, laser tubes, linear guide seats, laser mirror mounts, laser heads, and working platforms for laser machines. Additionally, we produce GS series engraving and cutting machines with exceptional quality. By continuously integrating advanced laser technologies and applications from both domestic and international sources, Yuehua Company has successfully provided OEM services for key components and complete machines to many of our overseas distributors and agents.

FAQ

Q1: Do you have your own factory?
A1: Yes, we are a company specializing in the production and processing of optical crystals and optical components, we have our own factory.

Q2: Could you offer sample?
A2: Of course, we can provide sample.

Q3: What is your MOQ for optical lens?
A3: No MOQ for customer.

Q4: What's the deliver time?
A4: For inventory products: the delivery time is 3~5 workdays;
For customized products: the delivery time is 15 to 30 workdays.

Q5: How about the quality of your product?
A5: Please don't worry, our production process has strict standard, products will be shipped after a series of inspection.