High reflectivity，High damage threshold，Great adhension durablity

Material: Flused Silica,BK7,Pyrex

Dimention range: Φ3mm-Φ200mm，3×3mm~200×200mm

Wavelength range: 200-2000nm

Tolerance：+0.0/-0.1mm

Flatness：1λ/2

Surface Quality：60-40

Parallelism: within 3 arcmin

Other wavelengths and dimensions are available upon request

Standard Diameter: Φ12.7mm,Φ25.4mm，Φ38.1mm,Φ50.8mm