Circle and Square Co Ltd.

We can provide high precision trial lens from a week after receiving of the 3D data. Without transportation time.
We can correspond mathematical formula data of curvature and aspheric surface.
We process our products by using 10 nm control MC of Toshiba machine (ULC-100S).
Maximum work size is Dia 220mm.
We can provide products of submicron surface profile irregularity (PV value). *depend on size.
We measure surface profile by 3D surface inspection machine.