Structured Manufacturing Data (2026)

Objective Lens

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Objective Lens used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Objective Lens is characterized by the integration of Lens Element and Lens Housing. In industrial production environments, manufacturers listed on CNFX commonly emphasize Optical Glass construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A precision optical lens that collects and focuses light in an interferometric optical head.

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Product Specifications

Technical details and manufacturing context for Objective Lens

Definition
The objective lens is a critical optical component within an interferometric optical head, responsible for collecting light from the measurement surface and focusing it onto the interferometer's detector. It determines the system's resolution, working distance, and field of view, enabling precise non-contact surface measurement through interference patterns.
Working Principle
The objective lens operates by refracting incoming light rays to converge at a focal point. In interferometric systems, it collects light reflected from the target surface and directs it to combine with a reference beam, creating interference fringes that encode surface height information.
Common Materials
Optical Glass, Fused Silica
Technical Parameters
  • Focal length determines magnification and working distance (mm) Customizable
Components / BOM

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Objective Lens.

interferometric optical head objective lens precision optical lens for electronic manufacturing fused silica objective lens specifications anti-reflection coated optical glass lens BOM components for objective lens assembly

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Interferometric Optical Head
View system integration details
Optical Lens System
View system integration details
Laser Assembly
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 1.5 bar
other spec: Clean, dry air environment; no direct particle impingement
temperature: -20°C to 80°C
Media Compatibility
✓ Clean dry air ✓ Nitrogen purge gas ✓ Vacuum environments
Unsuitable: Abrasive slurry flows or high particulate concentration
Sizing Data Required
  • Numerical aperture (NA) requirement
  • Working distance specification
  • Wavelength range of interferometric light source

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Optical coating degradation
Cause: Chemical exposure to cleaning solvents or environmental contaminants, UV radiation damage, or improper handling leading to scratches that compromise anti-reflective or protective coatings.
Lens delamination or cracking
Cause: Thermal cycling stress from rapid temperature changes, mechanical shock from impacts or vibration, or material fatigue from cyclic loading in adjustable lens assemblies.
Maintenance Indicators
  • Visible haze, discoloration, or permanent streaks on lens surface despite cleaning
  • Audible grinding or clicking noises during lens adjustment or focusing mechanisms
Engineering Tips
  • Implement strict handling protocols using lint-free gloves and approved lens cleaning solutions only, with regular inspection schedules using controlled lighting to detect early coating defects.
  • Maintain stable environmental conditions with controlled temperature/humidity, use vibration-damping mounts, and perform periodic alignment checks to prevent mechanical stress accumulation.

Compliance & Manufacturing Standards

Reference Standards
ISO 10110-7:2017 - Surface imperfections ANSI Z80.1-2015 - Ophthalmic lenses DIN 3140-7:2017 - Optical elements
Manufacturing Precision
  • Surface accuracy: λ/4 RMS
  • Centration: ±0.02mm
Quality Inspection
  • Interferometric surface testing
  • MTF (Modulation Transfer Function) measurement

Factories Producing Objective Lens

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What are the primary applications of this objective lens in computer and optical product manufacturing?

This objective lens is specifically designed for interferometric optical heads used in precision measurement, alignment, and inspection systems within computer, electronic, and optical manufacturing processes.

How does the anti-reflection coating improve lens performance?

The anti-reflection coating minimizes light loss and ghost images by reducing surface reflections, ensuring maximum light transmission and measurement accuracy in interferometric applications.

What are the advantages of using fused silica versus optical glass for this lens?

Fused silica offers superior thermal stability and lower thermal expansion, making it ideal for high-precision applications with temperature variations, while optical glass provides excellent optical clarity and cost-effectiveness for standard applications.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Computer, Electronic and Optical Product Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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