Diameter

Up to 1200 mm

RMS aspherical surface shape accuracy (λ = 0.6328 μm)

Up to λ/80

Surface asphericity

Second and higher order

Mirror material

Up to 250 μm

Outer perimeter configuration

Sitall CO-115M, Schott Zerodur®, Optical Glass, Fused Silica, Ohara ClearCeram-Z®, Corning ULE®

Technological and attestation control

Interference

Method of control

Vertical, horizontal

Unloading parts

Mechanical, membrane-pneumatic;