Frequently Asked Questions

The C1 Mounted Metal Foil Pinhole Aperture is made from 3mm copper foil, blackened on one side and fitted into a mount.

The aperture diameter is 0.001mm (1μm).

The tolerance of the aperture diameter is +/-0.5μm.

The mount is made from black anodised aluminium.

The available mount diameters are 12.7mm, 16mm, or 25mm.

Add the mount diameter after the order code, for example, /25 for a 25mm mount.

Yes, other aperture sizes are available, ranging from 0.002mm (2μm) to 1.0mm (1000μm).

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