Substrate Specifications
Finish: Unblackened (see options below)
Material: 300 series stainless steel, Copper, and Nickel Cobalt (except for HS option)
Diameter: 3/8 inch (0.3753 inch max.), 9.53mm (±0.0127mm)
Positional Tolerance: ø.006 inch (0.152mm)
Centration: ±0.003 inch (0.076mm)
Thickness: 0.0005 inch (12.7µm) on holes 5µm and up.
NOTE: Holes 2.0µm to 3.0µm include the HS option with a 2µm to 5µm thin Ni at the hole region.
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If you need one of the following
Unlisted Size
Non-standard Substrate
The information contained in this website is subject to change without notice. Critical dimensions or specifications should be verified with our technical support staff.
Aperture Mounts
M - 25
25mm diameter blackened
aluminum mount
M - 18
18mm diameter blackened aluminum mount
M - 16
16mm diameter blackened aluminum mount
M - 1
1.0 inch diameter blackened aluminum mount
M - 0.5
0.5 inch diameter blackened aluminum mount