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חנן כהן • Hanan Cohen
@hananc@tooot.im  ·  activity timestamp last week

#photography question

In the 90's I studied photography; B&W and color #film. These days I use a digital camera or my phone. I now have a habit of stopping down if I want to increase the contrast of the photo.

Is this a feature of digital cameras or did we do that with film too? I don't remember and I am curious.

a stream almost meeting the beach. ships waiting outside a harbor. taken after sunset.
a stream almost meeting the beach. ships waiting outside a harbor. taken after sunset.
a stream almost meeting the beach. ships waiting outside a harbor. taken after sunset.
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Jimmy
@sjcooke66@mastodon.social replied  ·  activity timestamp last week

@hananc Yeah, on B+W film you could stop down (or up!) to change contrast and also the granularity of the resulting image when shooting with older-style emulsions/films. You could also do it to bracket and compensate for a high-contrast scene where your meter does not have a narrow enough 'spot' function.

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Jon Bosak
@bosak@flx.masto.host replied  ·  activity timestamp last week

@hananc I've never seen this effect with either digital or film. I'm going to guess that what you're seeing is an increase in sharpness in objects behind (and in front of) the plane of focus as the lens is stopped down, which your eye is reading as increased contrast. But that's just a guess. With older lenses, stopping down a little from wide open would increase contrast slightly, but that effect shouldn't persist into the smaller apertures.

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Em-squared
@emsquared@mastodon.social replied  ·  activity timestamp last week

@hananc my frazzled memory is that I did along with neutral density filters and slower film.

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