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Our slits and pinholes can be pre-mounted in black-anodized aluminum housing for a secure mechanical support. The mounts also fit into various optical assemblies. Mount can be clearly labeled with aperture/slit size for easy identification.

Slit Widths Available: 5 -1000 um
Slit Length: 3 mm or customized
Slit Material: 304 Stainless Steel, or 304 Stainless Steel with Black Oxide Finish
Housing: Black-Anodized Aluminum with 25.4mm Outer Diameter x 2.5mm Thick
Unmounted Slit Diameter: 9.5 mm
Pinholes are available: 5um-1000um
Unmounted slits or unmounted pinholes are also available.
The slits or pinholes can be taken out of their housings by removing the retaining ring.
If you do not see what you need above, you are welcome to customize special opinholes or slits that are fabricated from different substrate materials, have different slit and ponhole sizes, incorporate multiple slits in one foil, or provide different slit or pinhole configurations. Customized mounts are also available. Please feel free to contact us to discuss your specific need.