Double-Sided Grinding & Polishing/Optical Glass Double-Sided Polishing/CNC Polishing Service

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Product Description

Basic Specifications
Model NO.
RAY-OM113#
Usage
Lighting, Medical, Optical, Photography, Laser System
Type
All Types
Transmittance
As Per Demand
Material
Optical Glass/Fused Silica/Borosillice Glass/CaF2
Surface Quality
60-40 to 10-5 Scratch-Dig
Min. Thickness
0.1mm
Parallelism
Less Than 1 Arc Second
Double-Sided Grinding & Polishing

From prototype to high-volume production, our facility is dedicated to manufacturing custom plano optics to meet precise specifications. Pairing traditional craftsmanship with leading-edge technology, our processing capabilities include CNC cutting, milling centers, and advanced double-sided polishing systems.

Double-sided grinding and polishing (lapping) is performed with particles suspended in a liquid vehicle to abrade parts equally from both surfaces. This process produces a stress-free environment that induces minimal thermal distortion, making it compatible with most optical materials. The planetary action results in outstanding transmitted wavefront error, parallelism, and surface roughness.

Technical Capacity Data
Specifications Manufacturing Limits
Processing Workcrafts Lapping & Double-side grinding & polishing
Diameter / Length / Width ≤800mm (± 0.010mm)
Thickness ≥0.1mm (± 0.003mm)
Bow / Warp 5um
Surface Roughness ≥ 5 Å rms
Parallelism ≤ 1 arc second
Surface Quality 60-40 to 10-5
Transmitted Wavefront Error (TWE) ≥ 1/20 wave over clear aperture
Key Technology Advantages
  • High parallelism of polishing for superior optical alignment.
  • Ideal for cold working of large aspect ratio or thin components.
  • High quality polishing plane precision across all batch sizes.
  • Suitable for rough grinding through to ultra-fine polishing stages.
  • Consistent quality and stability across large production volumes.
Product & Equipment Display
Value Added Services
  • Optical workcraft & process solution design
  • Fabricate custom sizes and shapes
  • Design and supply custom coatings
  • Modify and resurface customer supplied materials
  • Drill holes, notch glass and provide beveled substrates
  • Precision polish optics with non-standard aspect ratios
Trade Information

Payment Method: T/T or Western Union.

Delivery Time: 7-10 days.

Quality Warranty: We offer a comprehensive quality warranty for our optics products including OEM & ODM services with a "return, replace & refund" policy for any inferior-quality products.

Frequently Asked Questions
What materials can be processed with your double-sided polishing service?
We work with a wide range of materials including Optical Glass, Fused Silica, Fused Quartz, Silicon, CaF2, BaF2, ZnS, and ZnSe.
What is the maximum size capacity for optical components?
We can process components with a diameter, length, or width up to 800mm with high precision.
Can you achieve ultra-thin specifications?
Yes, our manufacturing limits allow for a minimum thickness of 0.1mm with a tolerance of ± 0.003mm.
How do you ensure the parallelism of thin components?
Our double-sided planetary polishing process ensures sub-second parallelism (≤ 1 arc second) by removing material equally from both sides simultaneously.
What is the typical lead time for custom optical orders?
Our standard delivery time is 7-10 days, depending on the complexity and volume of the order.
Do you provide custom coating services?
Yes, we offer value-added services including the design and supply of custom coatings and resurfacing of customer-supplied materials.

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