custom optical glass BK7 / K9 Optical Lens for CO₂ Laser Cutting & Industrial Optical Systems
- FOB Price
US $5.995 - 99 piece
US $4.85100 - 999 piece
US $3.891000 - 4999 piece
US $2.885000 - 9999 piece
- group name
- Spherical Lenses
- Min Order
- 5 piece
- brand name
- FELIX GLASS optical glass Manufacturing base
- model
- FE-GXQZ-0100291
- Nearest port for product export
- Shenzhen, Guangzhou
- Delivery clauses under the trade mode
- FOB, CFR, CIF, EXW, FAS, CIP, FCA, CPT, DEQ, DDP, DDU, Express Delivery, DAF, DES
- Acceptable payment methods
- T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Westem Union, Cash, Escrow
- update time
- Fri, 12 Jun 2026 15:23:43 GMT
Paramtents
Type: Convex lens, Fresnel lens, Concave lens
Service: OEM, ODM, OBM OEM, 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
Packging & Delivery
- 50cm x50cm x30cm
-
Min Order5 piece
Briefing
AR coated BK7/K9 optical lens for CO₂ laser cutting, engraving and industrial optical systems with high transmission
Detailed
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
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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
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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