Dongguan Felix Glass Co., Ltd. E-mail: james@felixglass.com - Tel: +86 185 6503 2888
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custom optical glass BK7 / K9 Optical Lens for CO₂ Laser Cutting & Industrial Optical Systems

custom optical glass  BK7 / K9 Optical Lens for CO₂ Laser Cutting & Industrial Optical Systems
custom optical glass  BK7 / K9 Optical Lens for CO₂ Laser Cutting & Industrial Optical Systemscustom optical glass  BK7 / K9 Optical Lens for CO₂ Laser Cutting & Industrial Optical Systemscustom optical glass  BK7 / K9 Optical Lens for CO₂ Laser Cutting & Industrial Optical Systemscustom optical glass  BK7 / K9 Optical Lens for CO₂ Laser Cutting & Industrial Optical Systemscustom optical glass  BK7 / K9 Optical Lens for CO₂ Laser Cutting & Industrial Optical Systemscustom optical glass  BK7 / K9 Optical Lens for CO₂ Laser Cutting & Industrial Optical Systems
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CategoriesSpherical Lenses
BrandFELIX GLASS optical glass Manufacturing base
ModelFE-GXQZ-0100291
Type:Convex lens, Fresnel lens, Concave lens
Service: OEM, ODM, OBMOEM, ODM, OBM
Coating:Anti-reflective coating
Place of Origin:Guangdong, China
Brand:FELIX GLASS
Material:Optical glass k9/bk7
Surface Quality:60/40
Diameter Tolerance:+/-0.1
Application:Optical Equipment
Unit PriceUS $ 2.88-5.99 / piece
FOB portSHENGZHEN SHANGHAI GUANGZHOU
Terms of PaymentL/C, D/A, D/P, Western Union
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Detail Information

BK7 / K9 Optical Glass Lens for Laser & Industrial Optical Systems


Product Overview

Felix Glass manufactures high-precision optical glass lenses made from BK7 (K9) optical glass, widely used in CO₂ laser systems, industrial optical equipment, laser engraving machines and scientific instruments.

These lenses are designed with high transmission, low optical distortion and optional anti-reflective (AR) coatings to ensure stable optical performance in precision laser and imaging applications.

Our optical glass lenses are suitable for both standard optical assemblies and fully customized OEM optical systems.

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Key Features
• High optical transmittance for visible and near-infrared range
• Low distortion for accurate laser beam focusing
• AR coating reduces reflection loss and improves efficiency
• Available in multiple optical geometries
• Stable performance under industrial operating conditions
• OEM customization supported

⸻

Technical Specifications

Parameter Specification
Material BK7 / K9 Optical Glass
Lens Types Plano Convex / Plano Concave / Cylindrical / Fresnel
Coating AR (Anti-Reflective)
Surface Quality 60/40 or better
Diameter Custom available
Thickness Custom available
Tolerance ±0.1 mm
Application Laser & Optical Systems


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Applications
• CO₂ laser cutting and engraving systems
• Industrial laser processing equipment
• Optical imaging systems
• Scientific research instruments
• Machine vision systems
• Custom laser focusing modules

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OEM & Custom Manufacturing

We provide full OEM/ODM services for optical glass lenses, including:
• Custom lens geometry (convex, concave, cylindrical, Fresnel)
• Diameter and thickness customization
• Optical coating optimization (AR coating)
• Precision tolerance control
• Drawing-based manufacturing

Small batch production and large-scale manufacturing are both supported.

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Quality Control

All lenses undergo strict inspection procedures:
• Optical transmittance testing
• Surface quality inspection
• Dimensional accuracy verification
• Coating adhesion testing
• Batch traceability control

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Why Choose Felix Glass
• Professional optical glass manufacturer
• Advanced CNC grinding & polishing capability
• Stable OEM supply chain
• Fast sample production (3–5 days)
• Strict quality inspection system
• Global B2B export experience
• 24H engineering quotation support

⸻

Request a Quote

Send us your specifications or drawings:
• Lens type and geometry
• Diameter and thickness
• Coating requirements
• Application details

Our engineering team will provide:

✔ Technical evaluation
✔ Optical recommendation
✔ Competitive quotation within 24 hours


Need Custom Optical Glass Solution?

Send us your drawing, dimension & coating requirements for fast quotation within 24 hours.

Get Free RFQ

Custom Precision Optical & Glass Components Manufacturer – Felix Glass Co., Limited.

We supply Industrial Glass, Sapphire Optics, Optical Lenses/Prisms/Filters, Infrared IR Optics, Functional & Display Glass, N-BK7/H-K9L Optical Glass, supporting OEM mass production and laboratory custom prototypes. Flexible MOQ & free sample service available. Fill in the form to download full datasheets and get factory wholesale price within 24 hours.

CONTACT US NOW FOR A QUOTE
We will respond promptly within 1 to 5 hours and provide an optimal, formal quotation within 1 to 2 days. Partnering with us is the smartest choice—start a mutually beneficial partnership today!
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James Fu, Sales Director of FELIX OPTICAL GLASS, and a poster displaying contact information for an optical glass deep-processing factory.James Fu, Sales Director of FELIX OPTICAL GLASS, and a poster displaying contact information for an optical glass deep-processing factory. 2
Learn more from our FAQ
What is the minimum order quantity for custom precision optical glass components?

FELIX OPTICAL GLASS offers highly flexible MOQs to support customer projects, including prototype testing, small-batch trial orders, and high-volume production. All products can be fully customized to your drawings, tolerances, and application standards. Please send us your specifications, and we will reply within 1-5 hours and provide an accurate quotation after careful evaluation within 1-2 days.

Can I get free glass samples for testing before bulk order?

Yes, our FELIX GLASS factory supports sample testing for a wide range of precision optical glass components and assemblies. The lead time for sample production is 3 to 7 working days. Please contact us today to arrange samples and obtain a customized solution that meets your needs.

What is the production lead time for custom optical glass components?

A: The production cycle for standard samples is 3-10 working days, while mass production requires 15-35 working days, depending on the complexity of the product and the order quantity. We provide reliable precision optical glass components and fast delivery services for orders from industries such as defense, industrial equipment, medical devices, shipbuilding, robotics, automotive, and aerospace. Please submit your project details so we can provide you with an accurate delivery schedule.

Are your optical glass products ISO, CE and RoHS certified?

All precision optical glass components from FELIX OPTICAL GLASS comply with ISO quality system standards as well as CE and RoHS requirements. We provide comprehensive test reports, spectral graphs, material certificates, and inspection documents for customer review. Please feel free to request complete certification details and a formal quotation at any time.

Do you offer one-stop custom optical glass processing services?

Yes. We offer a full range of precision optical glass component processing services, including CNC machining, precision grinding, optical polishing, chemical/physical tempering, vacuum coating (AR anti-reflective coating, AF anti-fingerprint coating, AG anti-glare coating, IR infrared coating), and screen printing. From raw materials to finished products, every step is completed in our own factory. Please tell us your needs, and we will provide you with the most cost-effective solution.

CONTACT US NOW FOR A QUOTE
We will respond promptly within 1 to 5 hours and provide an optimal, formal quotation within 1 to 2 days. Partnering with us is the smartest choice—start a mutually beneficial partnership today!
*Email
Name
*Title
*Content
Upload
  • Only supports .rar/.zip/.jpg/.png/.gif/.doc/.xls/.pdf, maximum 20MB.
Address

With 19 years of experience as a precision optical glass expert, we provide comprehensive and satisfactory customized solutions.

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