Q: what is your capability ?
Source:    Publish Time: 2021-10-22 20:47   235 Views   Size:  16px  14px  12px
ParameterPrecisionHigh Precision
Diamater4-200mm4-200mm
Thickness±0.010mm±0.010mm
Diameter Tolerance±0.010mm±0.010mm
Surface Quality60/40SD10/5SD
Flatnessλ/4λ/10
Centering1 arcmin0.5 arcmin
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