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Precision Apertures

Graticules Optics is unique in fabricating photolithographic images on glass, film and in metal foil, with the added bonus of coatings, cementing, mounting and small optical assembly.
Introduction
High Precision Electroformed Round Apertures Full range of precision pinholes in a choice of mounts/holders select your preferred aperture size from within the range.
High Precision Electroformed Rectangular Slits Full range of precision slits in a choice of mounts/ holders. Select your preferred slit size from within the range.
Optical Slits High optical density opaque chrome on optical quality glass discs.
Optical Pinholes High optical density opaque chrome on optical quality glass discs Unmounted Long Slit Foils Selection of slit widths [5 to 1000 microns] with lengths up to 7.5mm long normally supplied as unmounted 10mm diameter copper foils.
Can be provided with 16mm aluminum mount/holder.