optical glod coating convex/concave/flat mirrors

Flat mirror,concave mirror,convex mirror,hot mirror,cold mirror,laser mirror,dielectric mirror,metal coated HR mirror,hyperbolical mirror etc..
Specifications of our mirror as follow:
*Material:BK7 A glass, Quartz, CaF2,crystals or others
*Clear Apenture:90%
*Squares/Rectangles:1mm to110mm+/-0.2mm
*Center thickness tolerance:+/-0.1mm
*Surface quality:60-40 to 20/10 Scratch/Dig
*Surface flatness:lambda/10 at 632.8nm
*Parallelism:1 Arc min
optical glod coating convex/concave/flat mirrors