The size as follows:
1. Square type
100mmx100mmx(thickness 1mm-30mm)
150mmx150mmx(thickness 1mm-30mm)
200mmx200mmx(thickness 1mm-30mm)
200mmx400mmx(thickness 1mm-30mm)
300mmx300mmx(thickness 1mm-30mm)
400mmx400mmx(thickness 1mm-30mm)
Other size will according to the customer detail require to produce .
2. Circular shape
Diameter 50mmx (thickness 1mm-5mm )
Diameter 100mmx(thickness 1mm-5mm )
Diameter 150mmx(thickness 1mm-5mm )
Diameter 198mmx(thickness 1mm-5mm )
Other size will according to the customer detail require to produce
SiO2: 99.98% - 99.99%

The UV transmission percentage around 80%-95% at 253.7 nanometers