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High-precision polishing services

Precision polishing technology, one of Maxell's key technologies, was developed through Maxell's molding process technology, which is used in the manufacture of high-density optical discs. Maxell has also established another new polishing technology: Parallel and Smooth polishing.

Features
High-precision parallel polishing (5µ radian or less)
Low-pressure polishing with less edge sags

Parallel polishing

Features
Parallelism: 5µ radian or less
(within a diameter of phi100mm)
Applications
Suitable for oscillators,etaron filters, etc.
Item Specifications
Parallelism < 5 µ radian
Material Si, quartz
Wafer size < 5 inch
Results of parallelness measurement using the optical interference method

Smooth polishing technology

Features
Low-pressure polishing with less edge sags
Surface roughness (Ra): 0.1nm
Minimal processing damage

Item Specifications
Roughness Ra: 0.1nm (approximately)
Size < 170mm
Material Crystallized materials
Results of GaN surface smoothness AFM measurement

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