Our partner Valley Design Inc. Corp. manufactures in Shirley (MA, USA) with about 70 employees flat optics out of various materials. More than 100 grinding and polishing machines are installed, 15 DISCO-saws, 5-axes CNC machining centers and more.

Many wafers are available ex stock USA, production of customized optics as follows:
Ultra-thin, starting at 10 μm;
Ultra-flat to λ / 10
Super polishing to < 5 Å
Tolerances to ± 0,5 μm
Edge lengths from 0,12 mm up to 1000 mm

Materials

Aluminum Nitride, Alumina (96 % and 99,6 % Al²O³)
Copper, Stainless Steel, Titanium, Aluminum
Fused Silica, Quartz, Sapphire, Ceramics
Optical glass and filter glass
Many materials in stock!

Processing of customer supplied:

Ge, GaAs, LiNbO, LiF, InP, ZnSe, ZnS, PZT, PLZT, Si, SiC

Applications

Electrostatic, Wafer and Vacuum Chucks
Microelectronics, Electrooptics and Semiconductors
Wafers, Substrates, Windows, Flat Optics, Wedges, Discs
Spacers, Witness Samples

Services

Precision lapping, polishing and dicing, grinding
O.D. / I.D. polishing, optical edge and angle polishing
Ultrasonic hole drilling, Waterjet cutting

Coating 

Documentation 

Production processes