Aperture plates: Difference between revisions

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	Each projector manufacturer (Century, Simplex, Kinoton) has different aperture plates, and most vary model to model. Most are not interchangeable, with the exception of Ballantyne Pro 35 and most Kinoton/Norelco/Philips models.		Each projector manufacturer (Century, Simplex, Kinoton) has different aperture plates, and most vary model to model. Most are not interchangeable, with the exception of Ballantyne Pro 35 and most Kinoton/Norelco/Philips models.

	'''"Fuzzy Edges" and [[Masking]]:''' Even the most perfectly cut aperture plate will not have a perfectly sharp edge. Because the film and the edge of the plate are not on the same focal plane, there will be a ~~slight~~ shadow on all edges of the image. To eliminate the soft edge, most venues will bring their masking in to cover these shadows. It is common practice to over-cut aperture plates very slightly so that the shadow spills onto the masking.		'''"Fuzzy Edges" and [[Masking]]:''' Even the most perfectly cut aperture plate will not have a perfectly sharp edge. Because the film and the edge of the plate are not on the same focal plane, there will be a soft shadow on all edges of the image. To eliminate the soft edge, most venues will bring their masking in to cover these shadows. It is common practice to over-cut aperture plates very slightly so that the shadow spills onto the masking.