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Shanghai Advance Optical-Electronics Technology Co., Ltd

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China 30mm Fused Silica Lens
China 30mm Fused Silica Lens

  1. China 30mm Fused Silica Lens
  2. China 30mm Fused Silica Lens
  3. China 30mm Fused Silica Lens
  4. China 30mm Fused Silica Lens
  5. China 30mm Fused Silica Lens

30mm Fused Silica Lens

  1. MOQ: 1
  2. Price: $0.2~$100
  3. Get Latest Price
Packaging Details EVA+Vacuum
Supply Ability 1000k/per month
Delivery Time 3~30days after order
Payment Terms T/T&L/C
Customized support OEM, ODM
Material Optical Glass
Usage Optical
Structure Plano-convex
Diameter tolerance +/-0.005mm
Shape Spherical
Surface accuracy N=1~0.5
Focal length custom
Centerthickness tolerance +/-0.001mm
Focal length tolerance +/-1%
Surface quality 10/5~60/40
Size OEM Size
Interface Type Canon EF-S
Diameter 25 mm
Centerthickness 5 mm
Width Tolerance +/-0.01mm
Operatingtemperature -20 to 70 °C
Refractiveindex 1.52
Place of Origin China
Brand Name Advance
Model Number as requirements
Certification ROHS\Reach

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  1. Product Details
  2. Company Details

Product Specification

Packaging Details EVA+Vacuum Supply Ability 1000k/per month
Delivery Time 3~30days after order Payment Terms T/T&L/C
Customized support OEM, ODM Material Optical Glass
Usage Optical Structure Plano-convex
Diameter tolerance +/-0.005mm Shape Spherical
Surface accuracy N=1~0.5 Focal length custom
Centerthickness tolerance +/-0.001mm Focal length tolerance +/-1%
Surface quality 10/5~60/40 Size OEM Size
Interface Type Canon EF-S Diameter 25 mm
Centerthickness 5 mm Width Tolerance +/-0.01mm
Operatingtemperature -20 to 70 °C Refractiveindex 1.52
Place of Origin China Brand Name Advance
Model Number as requirements Certification ROHS\Reach
High Light 30mm Fused Silica LensK9 Fused Silica Lens60/40 achromatic lens
30mm Fused Silica Lens
Product Overview

Wholesale K9 optical glass clear glasses manufacturers 30mm sapphire dome cemented fused silica sapphire optical lens

Professional Overview: The Excellence of Synthetic Quartz

In the field of precision photonics, the 30mm Fused Silica Lens represents the pinnacle of material purity and thermal endurance. Unlike standard optical glasses, this lens is fabricated from high-grade synthetic fused silica, a material renowned for its near-zero coefficient of thermal expansion and exceptional transmission from the deep ultraviolet (UV) through the near-infrared (NIR) spectrum.

This specific 30mm diameter is an industry-standard size, optimized for integration into high-performance laser systems, medical diagnostic tools, and semiconductor inspection equipment where thermal stability is a non-negotiable requirement.

The manufacturing process involves meticulous cold-processing and super-polishing techniques. Because fused silica is significantly harder than crown glasses, creating this lens requires specialized diamond tooling and interferometric monitoring to ensure surface accuracy meets diffraction-limited standards.

Technical Specifications
MaterialsBK7 or other optical glass, quartz, sapphire, Ge, Si, ZnSe, CaF2 etc
Diameter1.5~300mm
RadiusR0.8mm-∞
Focal length-30000mm~+30000mm
Center thickness tolerance+/-0.01mm
Diameter tolerance+/-0.005mm
Focal length tolerance+/-1%
Surface accuracyN=1~3
IrregularityΔN=0.1~0.5
Decenter3''~1''
Surface quality10/5~60/40
CoatingUpon request
Application areaImaging, Lighting, Laser etc
Product Images
30mm Fused Silica Lens close-up view30mm Fused Silica Lens side profile30mm Fused Silica Lens optical testing30mm Fused Silica Lens quality inspection30mm Fused Silica Lens packaging
Key Advantages
  • Extreme Thermal Resilience: Withstands rapid temperature fluctuations and high operating heats without cracking or losing optical figure
  • Deep UV Transparency: Provides excellent transmission down to 185nm, ideal for UV curing and lithography
  • Superior Chemical Purity: Synthetic nature ensures freedom from inclusions and bubbles, preventing light scattering and energy loss
Primary Application Areas
  • Laser Materials Processing: Integration into fiber laser welding and cutting heads for high-precision metal fabrication
  • Semiconductor Inspection: Utilization in wafer metrology tools requiring deep UV illumination
  • Biomedical Instrumentation: Employment in DNA sequencing and fluorescence microscopy where zero-background fluorescence is required
  • Aerospace & Defense: Deployment in high-altitude sensors and LIDAR systems facing harsh environmental stress
Frequently Asked Questions
Why is the 30mm Fused Silica Lens preferred over BK7 for high-power laser focusing?
In high-power applications, even slight absorption of laser energy can heat the glass. BK7 has a significant thermal expansion coefficient, which causes the lens to deform and shift the focal point. The 30mm Fused Silica Lens has a near-zero expansion, ensuring the focal spot remains stable, which is critical for consistent cutting and welding results.
Can the 30mm Fused Silica Lens be used in cryogenic or vacuum environments?
Absolutely. The lens is highly resistant to thermal shock and does not outgas in a vacuum. Its structural integrity remains intact from liquid nitrogen temperatures up to over 1000°C, making it ideal for space-borne instrumentation.
How does the surface quality impact the performance of a 30mm Fused Silica Lens?
For laser users, surface defects can act as absorption centers. A lens with a 10/5 Scratch-Dig rating ensures that there are virtually no micro-imperfections to scatter light, thereby significantly increasing the Laser Induced Damage Threshold (LIDT).
Is the ±0.005mm diameter tolerance standard for every 30mm Fused Silica Lens?
We offer various tolerance grades. While ±0.05mm is standard for general use, our high-precision ±0.005mm version is available for customers using automated assembly lines where the lens must seat perfectly without manual adjustment.
What coatings are most effective for a 30mm Fused Silica Lens in UV applications?
For UV work, we typically apply a Magnesium Fluoride (MgF₂) or a specialized UV-AR coating. This can increase transmission to over 99% at specific wavelengths like 266nm or 355nm.
Company Information

Shanghai Advance Optical-Electronics Technology Co., Ltd. is a technology-based production enterprise, officially established in September 2009. The plant is located in Qingpu Industrial Park, Shanghai, only half an hour's drive from Shanghai Hongqiao International Airport.

The company gathers several excellent technicians in the optical industry and has comprehensive supporting capabilities including optical mechanical and electrical design, processing, and sales services. We provide high-quality and convenient products and services to each customer.

Business Scope

Optical mechanical and electrical module development, precision optical element processing, camera lens design and processing, optical design and optical path optimization solutions, technical consultation and after-sales service.

Application Fields

Machine vision, artificial intelligence, biomedical, smart city, high-end monitoring, testing instruments, equipment, laser etching, special lighting, scientific research institutions.

Company Advantages
  • Comprehensive design, production and sales capabilities, providing customers with one-stop convenient procurement services
  • Tens of thousands of optical molds and samples available for fast proofing services with low cost
  • Early participation in customer's new product research and development, providing feasible plans and suggestions to make projects more efficient

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2009

  • Total Annual:

    8000000-10000000

  • Employee Number:

    45~100

  • Ecer Certification:

    Verified Supplier

1. We possess comprehensive capabilities in design, production and sales, providing customers with one-stop convenient procurement services and saving a great deal of time and cost for both new and existing projects. 2. We have tens of thousands of optical molds and samples, offering customers low-... 1. We possess comprehensive capabilities in design, production and sales, providing customers with one-stop convenient procurement services and saving a great deal of time and cost for both new and existing projects. 2. We have tens of thousands of optical molds and samples, offering customers low-...

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  • Reach Us
  • Shanghai Advance Optical-Electronics Technology Co., Ltd
  • No.425, North Beiying Road, Qingpu Industrial Zone, Shanghai
  • https://www.optics-glass.com/

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