Phaedrus, I'm not at all sure how the -1, -2 applies to my camera. I guess I don't understand, but it's ok. Thank you for replying. I'll look into that.
Thank you both.
Nope, you'd *add* exposure time to correct for reciprocity failure. Agree with you about the uncannily good reciprocity characteristics of Acros, though. Even if he isn't a tabular grain film.As for the -1 and -2, I am guessing that he is referring to adjustment for reciprocity failure. If you did not adjust for that, you will likely have severely underexposed negatives, especially with Tri-X. The tabular type films, such as Acros, T-Max and Delta, tend to do somewhat better with reciprocity failure. From the specs provided by the manufacturers, Acros would appear to be the champion in that regard.
They make me want to go try again, at least.
Well, if you have no spot meter, you can still wander around with a simple reflected light meter and measure the scene. The important part is: this is not advice for choosing exposure but for choosing composition. You can't change the 1/r^2 law, so pick an image frame carefully. Find a place where light creates an interesting scene within some dynamic range. Look at chiaroscurro masters how they arranged scenes of bright light amidst darkness.How would I do that without a spot meter? Should I overexpose it a bit?
>>>Two, using a tripod and stationary subjects, make a double exposure of the same scene: one while its still light, and the other after dark.<<<
Galah, I'm trying to imagine what that would look like. I'd love to see an example. Do you have one?
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