Yes, that is the size of the sensitized area of the film. The edges where the sprocket holes are does not have any of the light-sensitive emulsion that makes film film.Thank you both. So John, when you say a 35 mm SLR will always produce a 24 mm by 36 mm, do you mean 36 mm width and 24 mm height?
I probably couldn't simply from looking at a photo.Does that mean that if I showed you an unretouched photo that was claimed to be taken with a 35 mm SLR camera with 105 mm telephoto lens, you could tell from looking at it whether it really was?
It pertains to a very old photo. So, Sparky, you're saying that the picture itself would be 21 wide and 14 high? So, in other words, 50% wider than it is tall?