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Glass Dummy Wafer with Flat

Flat Lapping Services, Flat Optical Components and Flat Optics

Production Contract Flat Lapping and Polishing
We have been flat lapping and polishing specialists for over 37 years and serve our worldwide customer base from 28,000 sq. ft. facilities in Shirley, Massachusetts. The company is ISO 9001:2008 certified.

Experience and ingenuity from highly qualified operators with a lifetime of lapping and polishing experience ensure that our customers’ lapping requirements for fast turnaround, competitive prices, and guaranteed quality are met.

Benefits of Precision Lapping and Polishing:

  • Size control: ± 0.0005mm (0.000020″)
  • Parallelism: 0.0005mm (0.000020″) depending on size
  • Flatness: to 1/10 wave (0.0000023″)
  • Surface finish: 3 Angstroms Ra polish possible on some materials.

Valley Design can provide emergency lapping and polishing services for same day delivery, or in production, very high quantities on a daily, weekly or monthly basis: metals, alloys, fused silica, glass of all types, quartz, ceramics, sapphire, graphite composites, titanium, crystals, semiconductor wafers in SEMI standard sizes up to 450mm diameter – we do it all. Valley also has many of these materials in stock .

Flat-lapping related web sites: Robotic end effector lapping and polishing Single-side lapping for fast turnaround Double-side lapping for parallelism and flatness Wafer chuck lapping and polishing Stainless steel substrates, wafers and optics 450mm wafer technology in Silicon, Glass, Ceramics