Units 11-12a Isle of Man Freeport, Ballasalla

REFERENCE FLATS

REFERENCE FLATS

Specifications:

Diameter Tolerance: +0/-0.25mm Thickness Tolerance:
+/-0.25mm, front surface: λ/20 flatness, 20-10 scratchdig, rear surface: inspection polish, better than 5 arc min parallel, uncoated, supplied in wooden box

PART NUMBER 
MATERIAL 
DIAMETER (D)
THICKNESS (T)
ZER-REF1-25.0-12.0-L/20
Zerodur
25.0mm
12.0mm
ZER-REF1-50.0-15.0-L/20
Zerodur
50.0mm
15.0mm
ZER-REF1-100.0-19.0-L/20
Zerodur
100.0mm
19.0mm
FS-REF1-25.0-12.0-L/20
Fused Silica
25.0mm
12.0mm
FS-REF1-50.0-15.0-L/20
Fused Silica
50.0mm
15.0mm
FS-REF1-100.0-19.0-L/20
Fused Silica
100.0mm
19.0mm
Other sizes and specifications are available on request – please contact us.