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62mm Brass Waterhouse Stops For Petzval Lens with Leather Case – Full Set of 6
Openings range from 10.8mm to 55mm.
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Antique Waterhouse Stop Set of 6 Aperture Plates for Brass Petzval Lens w/ Case
Antique Brass Lens Waterhouse Stop Aperture Plate with Original Leather Case. Item Type: Waterhouse Stop (Aperture Plate). Markings: Features an aperture marking (e.g., “f/8”) on the tab for easy identification during use.
