Structured Manufacturing Data (2026)

Collimating Mirror

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Collimating Mirror 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 Collimating Mirror is characterized by the integration of Mirror Substrate and Reflective Coating. In industrial production environments, manufacturers listed on CNFX commonly emphasize Aluminum with protective coating construction to support stable, high-cycle operation across diverse manufacturing scenarios.

An optical component that converts divergent or convergent light into parallel rays within a spectrometer.

Product Specifications

Technical details and manufacturing context for Collimating Mirror

Definition
A collimating mirror is a precision optical component within a spectrometer unit that aligns incoming light into parallel rays before it enters the dispersion element (such as a grating or prism). This ensures accurate wavelength measurement by providing uniform illumination across the optical system, minimizing aberrations and improving spectral resolution.
Working Principle
The collimating mirror uses a concave reflective surface (typically spherical or parabolic) to redirect light rays. Divergent light from the entrance slit strikes the mirror surface and reflects as parallel rays, creating a collimated beam that travels to the dispersion element. The mirror's curvature and precise alignment determine the quality of collimation.
Common Materials
Aluminum with protective coating, Fused silica with reflective coating, Glass with metallic coating
Technical Parameters
  • Focal length determines the distance required for optimal collimation (mm) Customizable
Components / BOM
  • Mirror Substrate Part
    Provides structural support and optical surface shape
    Material: Aluminum, fused silica, or optical glass
  • Reflective Coating Part
    Enhances reflectivity across specific wavelength ranges
    Material: Aluminum, silver, gold, or dielectric coatings
  • Mounting Interface Part
    Secures mirror in spectrometer with precise alignment capability
    Material: Aluminum alloy or stainless steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Collimating Mirror.

Applied To / Applications

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

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 1.5 bar absolute (vacuum compatible)
other spec: Wavelength range: 200-2000 nm, Surface roughness: <5 Å RMS, Coating durability: MIL-C-48497A
temperature: -40°C to 150°C (operating), -60°C to 200°C (storage)
Media Compatibility
✓ UV-VIS-NIR spectroscopy gases ✓ Clean dry air environments ✓ Vacuum spectrometer chambers
Unsuitable: Abrasive particulate-laden flows or corrosive chemical vapors
Sizing Data Required
  • Required wavelength range (nm)
  • Beam diameter at mirror surface (mm)
  • Required collimation accuracy (mrad divergence)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Surface degradation
Cause: Accumulation of contaminants (dust, oils, particulates) or chemical attack from environmental exposure, leading to reduced reflectivity and beam quality.
Mechanical misalignment
Cause: Thermal cycling, vibration, or improper handling causing shifts in mirror position, resulting in beam divergence or targeting errors.
Maintenance Indicators
  • Visible haze, spots, or discoloration on the mirror surface indicating contamination or coating damage
  • Audible rattling or observed beam instability during operation suggesting loose mounting or alignment issues
Engineering Tips
  • Implement regular cleaning with approved optics-grade solvents and lint-free wipes, using proper handling protocols to avoid scratches or coating damage
  • Install vibration isolation mounts and environmental controls (temperature/humidity) to minimize thermal stress and mechanical disturbances

Compliance & Manufacturing Standards

Reference Standards
ISO 10110-5:2015 (Optics and photonics - Preparation of drawings for optical elements and systems - Part 5: Surface form tolerances) ANSI/OP 1.001-2009 (American National Standard for Optics and Optical Instruments - Preparation of drawings for optical elements and systems) DIN 3140-7:2017 (Drawing indications for optical elements and systems - Part 7: Surface form deviations)
Manufacturing Precision
  • Surface figure error (flatness): λ/10 at 632.8 nm wavelength
  • Surface roughness: Ra ≤ 0.5 nm for high-precision collimating mirrors
Quality Inspection
  • Interferometric surface testing (to verify optical surface accuracy and wavefront error)
  • Spectrophotometric reflectance measurement (to verify coating performance and spectral characteristics)

Factories Producing Collimating Mirror

Manufacturer profiles with relevant production capability in China

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 is the primary function of a collimating mirror in optical systems?

A collimating mirror converts divergent or convergent light beams into parallel rays, ensuring accurate light direction in spectrometers and other optical instruments for precise measurements.

Which material is best for high-temperature applications in collimating mirrors?

Fused silica with reflective coating is ideal for high-temperature environments due to its low thermal expansion and excellent thermal stability, maintaining optical performance under varying conditions.

How does the reflective coating affect collimating mirror performance?

The reflective coating determines reflectivity, wavelength range, and durability. Metallic coatings (like aluminum) offer broad spectral range, while dielectric coatings provide higher reflectivity for specific wavelengths in spectrometer 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.

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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