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  • Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens 20mm 25mm
  • Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens 20mm 25mm
  • Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens 20mm 25mm
  • Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens 20mm 25mm
  • Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens 20mm 25mm
  • Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens 20mm 25mm
Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens 20mm 25mm

Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens 20mm 25mm

  • 20 - 49 Pieces
    $50
  • >= 50 Pieces
    $40

Customization:

Customized logo（Min.Order: 1000 pieces）
Customized packaging（Min.Order: 1000 pieces）
View product details

Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens 20mm 25mm

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Optical Focusing & Magnification: Designed as double convex lenses made of fused quartz, enabling precise light focusing, beam shaping, and magnification for optical systems.
  • High-Performance Material: The fused quartz construction ensures superior clarity, thermal stability, and resistance to environmental stress, ideal for demanding optical applications.

Key features

  • 1. Superior Material Technology

    • With fused quartz material, ensure exceptional optical clarity and resistance to thermal shock, outperforming standard glass lenses in high-intensity applications like laser systems*.

  • 2. Precision Performance Parameters

    • With a double convex design, achieve precise focal points and enhanced light convergence, delivering sharper images than single convex lenses*.

  • 3. Versatile Scenario Solutions

    • With sizes of 20mm and 25mm, cater to both compact setups (e.g., educational tools) and large-scale systems (e.g., industrial lasers), offering unmatched adaptability across applications.

  • 4. Certified Optical Standards

    • With materials meeting ISO 10110 optical component standards, ensure reliability and precision in professional and experimental environments*.

  • 5. Seamless Integration Design

    • With a cylindrical, transparent design, seamlessly integrate into optical systems for enhanced functionality and minimal light distortion.

Product details

Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens 20mm 25mm

The Optical Double Convex Lens Fused Quartz Biconvex Laser Expansion Lens is engineered for precision optical applications. Available in 20mm and 25mm sizes, these lenses leverage fused quartz material for unmatched clarity and durability. Their curved design enables customizable focal lengths, making them ideal for laser systems, microscopy, and optical experiments.

Technical specifications

FeatureSpecificationBenefit
MaterialFused QuartzWith fused quartz, you can achieve 99.9% light transmission for minimal distortion.
Dimensions20mm & 25mm diametersChoose between compact (20mm) or enhanced magnification (25mm) based on application needs.
CurvatureAdjustable radii (customizable)With precise curvature control, you can optimize focal length for laser focusing or imaging.
Clarity20% clearer than traditional glassReduces aberrations for sharper optical results.
DurabilityHeat-resistant up to 1200°CWithstands high-temperature environments, such as laser systems or industrial testing.

Customization guide

Adjust curvature radii or thickness to meet specific focal length requirements. For instance, a 25mm lens with increased curvature can enhance magnification for microscopy, while a 20mm lens with reduced curvature suits compact laser alignment setups.

Get inspired

These lenses are versatile tools for optical innovation. Use the 25mm Pro Model in high-power laser systems for precise beam shaping, or pair the 20mm Base Model with educational kits to demonstrate convex lens principles. Their fused quartz material ensures reliability even in extreme conditions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Clarity92% transmission+8% (94% clarity)+15% (98% clarity)*
Curvature Precision±0.1mm tolerance±0.05mm tolerance±0.02mm tolerance
Temperature Range-50°C to 800°C-50°C to 1000°C-50°C to 1200°C

Supplier's note

  1. Technical Breakthroughs:

    • Fused Quartz Material: 20% clearer than traditional glass, enabling sharper imaging.
    • Precision Curvature: ±0.02mm tolerance in the Pro Model ensures unmatched focal accuracy for high-end labs.
    • Heat Resistance: The Pro Model’s 1200°C tolerance outperforms industry standards by 30%, ideal for extreme environments.

  2. Optimal Version Selection:

    • Educators/Students: Base Model (20mm) offers cost-effective clarity for classroom demonstrations.
    • Field Researchers: Advanced Model (25mm) balances portability and durability for outdoor laser alignment.
    • High-Power Labs: Pro Model’s tripled heat resistance and ultra-precise curvature enable safe handling of industrial lasers, ensuring minimal distortion in critical applications.

Frequently asked questions

  • Which size of the optical double convex lens (20mm or 25mm) is best suited for laser alignment in small optical setups?

  • Fused Quartz vs BK7 Glass: Which material is better for high-precision optical systems requiring thermal resistance?

  • Can the fused quartz biconvex lens be customized for specific focal lengths in laser systems?

  • What applications are the 20mm and 25mm fused quartz lenses best suited for in optical experiments?

  • How should I clean and store the fused quartz biconvex lenses to maintain optical clarity?

  • Are these lenses compatible with both educational and industrial optical setups?

  • What makes fused quartz the optimal material for high-power laser systems compared to other glass types?

  • What are the key differences between the 20mm and 25mm fused quartz lenses in terms of optical performance?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material QualityHigh-power lasers, medical imaging
Industry Standard: Borosilicate Glass (92% light transmission)
Our Base: Fused Quartz (95% transmission) ▲▲
Our Advanced: Fused Quartz + Anti-Reflective Coating (97% transmission) ▲▲▲
(ISO 14786)
▲▲▲ Enhanced light transmission reduces energy loss and heat absorption.
Industry Standard: Lower cost but less durable under extreme temperatures. Our Advanced: Higher cost due to specialized coatings.
Optical ClarityPrecision tools, research optics
Industry Standard: Fixed curvature (e.g., 10mm radius)
Our Base: Adjustable curvature (ISO 10110)
Our Advanced: Custom curvature (ISO 10110) ▲▲
(Precision ±0.01mm)
▲▲ Custom curvature optimizes focal length for specific wavelengths.
Industry Standard: Limited adaptability for niche applications. Our Advanced: Requires advanced manufacturing.
ThicknessIndustrial lasers, aerospace
Industry Standard: 5mm (ISO 14638)
Our Base: 6mm ▲
Our Advanced: 7mm ▲▲
(Enhanced durability)
▲▲ Increased thickness improves resistance to thermal shock and mechanical stress.Industry Standard: Prone to warping in high-heat environments. Our Advanced: Heavier and bulkier.
Application RangeLaser cutting, medical devices
Industry Standard: General optics (≤100W lasers)
Our Base: Industrial lasers (200–400W) ▲▲
Our Advanced: High-power research lasers (≥500W) ▲▲▲
▲▲▲ Supports extreme power levels for precision cutting/welding.Industry Standard: Unsuitable for high-power systems. Our Advanced: Requires specialized cooling systems.
CustomizationNiche research, aerospace
Industry Standard: Limited (size only)
Our Base: Curvature + size ▲
Our Advanced: Full customization (material, coating, etc.) ▲▲▲
▲▲▲ Tailored for unique applications (e.g., UV lasers, space optics).Industry Standard: Poor adaptability. Our Advanced: Longer lead times and higher costs.
DurabilityHarsh environments, long-term use
Industry Standard: 500-hour operational lifespan
Our Base: 1,000 hours ▲▲
Our Advanced: 2,000+ hours ▲▲▲
(ISO 14644 cleanroom tested)
▲▲▲ Extended lifespan reduces replacement costs in industrial settings.Industry Standard: Frequent maintenance. Our Advanced: Requires controlled storage conditions.

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