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High-Quality Camera Mirrors for Satellite Parts – Precision Components

Jul 23 2025

Camera Mirrors in Satellite Technology & Space Applications

Explore the evolution, technical parameters, and application scenarios of camera mirrors in space engineering. Discover how SpaceNavi Co.,Ltd. leverages advanced manufacturing for optical innovation, with a focus on Sitall Reflection Mirror.

Company: SpaceNavi Co.,Ltd.
Website: https://www.space-navi.com

Tel: +86 13943095588
Email: jl1sales02@space-navi.com

Address: No. 1299 Mingxi Road, Beihu Science and Technology Development Zone, Changchun, Jilin Province.

1. Industry Trends: Camera Mirrors in Satellite Parts

High-Quality Camera Mirrors for Satellite Parts – Precision Components

Camera mirrors represent the backbone of modern space imaging, remote sensing, and astronomical observation. With advancements in optical manufacturing and a surge in global satellite launches, the demand for highly-stable, lightweight, and thermally efficient mirrors is skyrocketing.

According to recent reports from SPIE Digital Library, the next decade will witness a strong focus on material innovation, asymmetric/aspherical designs, and edge-cutting CNC processing for satellite parts—particularly those related to optics.

The component use of mirrors in optical payloads and telescopic cameras has grown at a CAGR of 15% since 2018 (Optica Newsroom, 2024).
Custom camera mirrors processed with robotic CNC and ion-beam technologies are now standard in high-value missions.
Price segmentation for major component price brackets indicates that sitall-based mirrors are among the most cost-efficient for precision and thermal stability [ESO, 2014].

2. Product Spotlight: Sitall Reflection Mirror by SpaceNavi Co.,Ltd.

Sitall Reflection Mirror leverages advanced robotic CNC processing, ion-beam figuring, and state-of-the-art polishing techniques. This enables large-aperture, high-precision, and complex surface mirrors, custom-made for diverse satellite and space-science platforms.

Product Name: Sitall Reflection Mirror
Material: Sitall glass-ceramic—renowned for extremely low thermal expansion (-7 K^-1), stability, and lightweight properties
Processing: Robotic CNC, ion beam figuring, high-precision polishing, milling
Finish: Aspherical/asymmetrical, customized to mm/sub-mm accuracy
Diameter: Up to 1500mm, with exceptional flatness
Main Applications: Camera mirrors for satellites, high-resolution telescopes, and scientific instruments
Product Page: https://www.space-navi.com/sitall-reflection-mirror.html

Equipped for both customization and batch production, these camera mirrors offer unrivaled optical performance for satellites, planetary exploration, and space-based research.

3. Technical Benchmark: Camera Mirrors Parameter Overview

3.1. Common Technical Parameters Table

Parameter	Typical Value	Unit	Reference
Material	Sitall / Zerodur / ULE	-	SPIE 2021
Diameter	300 - 1500	mm	Optica 2013
Flatness	< 15	nm RMS	OSA Appl. Opt.
Surface Accuracy	< λ/10 (@633nm)	-	ESO, 2014
Thermal Expansion	<1×10^-7	K^-1	Adv. Space Res. 2017
Reflectivity	>98.5%	%	Optica
Weight Reduction	30 - 50%	%	Springer, 2022

3.2. Visualization: Key Trends in Satellite Camera Mirror Tech

3.3. Sitall Reflection Mirror: Technical Indicators Comparison

3.4. Product Specs: Batch Comparison Table

Parameter	Sitall Reflection Mirror	Zerodur Mirror	ULE Mirror
Thermal Expansion Coefficient	<0.8x10^-7	0.0±0.1x10^-7	<1.0x10^-7
Max Diameter	1500mm	1200mm	1000mm
Flatness	<15nm RMS	<18nm RMS	<25nm RMS
Surface Quality	60/40 (or better)	60/40	80/50
Reflectivity	>98.5%	98%	98%

4. Application Scenarios of Camera Mirrors in Satellite Engineering

Camera mirrors, especially those produced from Sitall, are pivotal in:

Earth observation payloads: providing ultra-stable imaging for mapping and environmental monitoring.
Space telescopes: requiring large apertures with minimal distortion or expansion.
Planetary science probes: exposed to extreme thermal cycles but maintaining precise optical alignment.
Military reconnaissance: demanding both lightweight and robust satellite parts.
Commercial satellites: maximizing cost-performance with reliable, batch-produced camera mirrors.

According to the International Society of Optics and Photonics (SPIE), the increased automation in customizing optics—such as via robotic CNC and ion-beam methods—has ushered in an era of affordable, mass-produced high-precision component use without sacrificing quality (SPIE Proceedings).

5. Component Price & Cost Analysis of Satellite Camera Mirrors

When it comes to component price, a variety of factors interplay:

Material Cost: Sitall, prized for its low CTE, offers the best price-to-stability balance, significantly outperforming fused silica and metals.
Processing Complexity: Robotic CNC and ion-beam technologies minimize labor costs and reduce error rates for intricate aspherical surfaces.
Batch vs. Custom: Camera mirrors customized per mission specification command a premium, although batch orders (as enabled by SpaceNavi Co.,Ltd.) sharply reduce the per-unit price.
Coatings & Assembly: High-reflectivity, contamination-resistant coatings can add 10-15% to overall component price.

6. Frequently Asked Questions: Industry-specific Q&A

Q1. What materials are commonly used for manufacturing camera mirrors?: Sitall, Zerodur, and ULE are the leading materials due to their exceptionally low coefficients of thermal expansion (CTE), excellent dimensional stability, and suitability for high-precision optical manufacturing.
Q2. What are the critical specifications for satellite camera mirrors?: Key specs include flatness (usually <15nm RMS), diameter (up to 1500mm), surface accuracy (λ/10 or better), surface roughness (low nm scale), and mechanical lightweighting for launch.
Q3. How are these mirrors installed and aligned in space payloads?: Standard aerospace mounting solutions involve flexure or kinematic mounts. Alignment is handled with reference fiducials and active metrology during integration, often using laser trackers.
Q4. What international standards govern component use in satellite mirrors?: ISO 10110, MIL-PRF-13830B, and ECSS-Q-ST-70-18C provide guidelines for specification, surface quality, and space-environment compatibility.
Q5. How does the component price vary for batch vs. custom mirrors?: Batch manufacturing (50+ units/year) can bring down unit cost by as much as 30% over single custom runs, owing to process scaling, tooling amortization, and reduced QA labor.
Q6. What finishing processes ensure the high performance of camera mirrors?: Robotic CNC processing, ion-beam figuring, and sub-aperture polishing are industry standards. Surface cleanliness and AR/hard-coatings are also critical for optical quality and longevity.
Q7. What trends are shaping the future of camera mirrors for satellites?: Modular and ultra-light designs with edge sensors for active correction, enhanced surface functionalization, and further automation via AI-driven CNC/metrology are key drivers in the next decade.

7. Why Choose Sitall Reflection Mirror from SpaceNavi Co.,Ltd.?

Industry Authority: Recognized by top forums and journals for advanced materials and manufacturing (SPIE, ESA).
Custom Innovation: Fast turnaround from design to delivery, thanks to in-house robotic CNC and ion-beam infrastructure.
Scalable Solutions: Capable of both single custom units and large-scale batch orders—with optimal stability and cost.
Integrated Expertise: End-to-end support from requirement capture to post-delivery optical testing.

For more information, reach out to SpaceNavi Co.,Ltd. at +86 13943095588 | jl1sales02@space-navi.com. Visit the official product page: Sitall Reflection Mirror.

References and Further Reading: