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Sapphire Quartz 25x25x25mm Mini Optical Lens Design
In high-power laser systems and extreme-environment sensor payloads, traditional optical glass compounds inevitably fail due to thermal lensing or mechanical degradation. Our Sapphire Quartz 25x25x25mm Mini Optical Lens Design services provide a strategic solution by utilizing two of the world's most resilient optical substrates: single-crystal Sapphire (Al₂O₃) and premium fused silica Quartz. Engineered within a compact 25x25x25mm Mini cubic profile, these components are custom-tailored for high-performance Optical Lens Design applications, including beam shaping, laser turning, and robust protective window integration where high-temperature performance and extreme spectral clarity are mandatory.
The engineering baseline for a 25x25x25mm Mini cubic lens relies on precise material matching. Sapphire delivers extreme surface hardness (Mohs 9) and exceptional thermal conductivity, making it ideal for the exterior-facing optics exposed to sand abrasion, high-pressure depths, or intense heat. Concurrently, our high-purity Quartz configurations provide near-zero thermal expansion and an exceptionally high laser-induced damage threshold (LIDT), ensuring that when configured as an internal Optical Lens Design component, the system handles multi-kilowatt laser throughput without spatial beam distortion or risk of catastrophic optical cracking.
Technical Specifications
Technical Parameter
Sapphire Base Capabilities
Quartz (Fused Silica) Base Capabilities
Product Framework
Sapphire Quartz 25x25x25mm Mini Optical Lens Design
Sapphire Quartz 25x25x25mm Mini Optical Lens Design
Standard Dimensions
25×25×25 mm (Custom micro tolerances to ±0.01 mm)
25×25×25 mm (Custom micro tolerances to ±0.01 mm)
Transmission Range
0.17 μm - 5.5 μm (UV to Mid-Infrared)
0.18 μm - 2.5 μm (Deep UV to Near-Infrared)
Surface Quality
20/10 to 10/5 Scratch-Dig (MIL-Spec)
10/5 to 5/2 Scratch-Dig (High-Power Laser Grade)
Wavefront Flatness
≤ λ/10 @ 632.8 nm over clear aperture
≤ λ/20 @ 632.8 nm over clear aperture
Angular Tolerances
≤ 15 arc seconds perpendicularity
≤ 5 arc seconds for metrology applications
Thermal Conductivity
40 W/(m·K) @ 25°C (Excellent heat sinking)
1.38 W/(m·K) @ 25°C
Material Hardness
Knoop Hardness ≈ 2000 HK (Mohs 9)
Knoop Hardness ≈ 520 HK (Mohs 7)
Laser Damage (LIDT)
≥ 10 J/cm² (1064 nm, 10 ns pulse)
≥ 20 J/cm² (1064 nm, 10 ns pulse)
Materials
BK7 or other optical glass, quartz, sapphire, Ge, Si, ZnSe, CaF2 etc
Length
3~100mm
Width
3~100mm
Height
3~100mm
Length Tolerance
±0.01mm
Width Tolerance
±0.01mm
Height Tolerance
±0.01mm
Angle Tolerance
3"~2'
Irregularity
ΔN=0.1~0.5
Surface Accuracy
N=1~3
Surface Quality
10/5~60/40
Coating
Upon request
Application Area
Imaging, Lighting, Laser etc
Product Gallery
Primary Integration Fields
Aerospace Electro-Optical (EO/IR) Pods: Lightweight, rugged Sapphire cubes utilized as front-end folding prisms or windows for targeting and surveillance cameras on aircraft.
High-Power Industrial Laser Systems: Precision Quartz cubes optimized for 1064 nm fiber laser beam routing, combining, and spatial filtering setups.
Deep-Sea Submersible Imaging Windows: High-strength 25x25x25mm Mini cubic lenses designed to withstand extreme hydro-static pressures while maintaining wide-angle visual fields.
Semiconductor Metrology & Wafer Inspection: Custom Quartz prism splitters used in cleanrooms to guide deep-ultraviolet (DUV) light paths for nanometer-scale wafer defect analysis.
Frequently Asked Questions
Q1: How do you choose between Sapphire and Quartz substrates for a 25x25x25mm Mini optical block?
A: The choice is dictated by your system's primary stress factor. If your Optical Lens Design requires extreme structural strength, scratch resistance, or operation within the Mid-Infrared band (3.0 - 5.5 μm), Sapphire is mandatory due to its Mohs 9 hardness and broad spectral transmission. However, if your application involves high-energy ultraviolet (UV) lasers or demands absolute geometric dimensional stability under volatile temperature swings, synthetic fused silica Quartz is preferred due to its superior laser damage threshold and exceptionally low thermal expansion coefficient.
Q2: What are the main challenges when processing a 25x25x25mm Mini cube using Sapphire?
A: Because of Sapphire's extreme physical hardness, standard diamond-grinding and optical polishing tools wear out rapidly, making it difficult to maintain precise 90° angles and flat surfaces. To resolve this, our processing facility utilizes custom-built, ultra-rigid CNC lapping stations equipped with high-concentration crystalline diamond slurries. This specialized infrastructure allows us to control the angular deviations of the 25x25x25mm Mini block down to less than 15 arc seconds while delivering a smooth, low-roughness surface finish (Ra ≤ 0.5 nm) that meets strict specifications.
Q3: Can this Mini Optical Lens Design accommodate customized internal coating requirements?
A: Yes, absolutely. The internal splitting or reflective planes of our Sapphire Quartz 25x25x25mm Mini cubes can be customized with high-durability thin-film coatings. We can deposit anti-reflective (AR) coatings to maximize throughput, high-reflection (HR) dielectric stacks for single-line laser turning, or customized dichroic filters for color-selective splitting. All coatings are applied using Ion-Assisted Electron Beam Evaporation to ensure maximum density and environmental resilience, preventing film degradation over long-term field deployment.
Q4: How does the crystalline orientation of Sapphire affect the Optical Lens Design performance?
A: Sapphire is an anisotropic birefringent crystal, meaning its refractive index changes depending on the angle at which light enters the crystal lattice. To prevent unwanted polarization splitting or double-refraction (ghost images) inside your Mini Optical Lens path, we precisely align the raw crystal ingot before cutting. For applications where polarization purity is critical, we manufacture the cube with the optical axis parallel to the light transmission direction—typically referred to as C-axis (0001) Sapphire. This meticulous layout completely eliminates birefringence artifacts, ensuring clean wavefront propagation across the clear aperture.
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:
65~100
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-...
