Specifications:

Standard Material: Copper

Diameter: 9.5mm or customized

Thickness: 0.01, 0.02, 0.03, 0.05, 0.1mm or customized

Pinhole size: 5-1000um, high power slits are also available.

Centering: +/-0.01mm

Pinhole/Aperture Tolerance: 5% or 10%, depends on the specific dimension

Finish: Can be gold plated, both sides

Custom Pattern and Shape: All available

High precision slits and pinhole apertures, chrome-coated glass slits are all available,  including mounted slits and pinholes.

We accept customization. If you have other patterns or requirements, pls contact us for more information.