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I start by thinking about the final image and where are my exposure related priorities, then spot meter in camera for highlight control, shadow detail, or a middle gray depending on the subject and image intent. examples: a white car or bird gets metered for highlights, a black dog I make sure to meter for some detail in the black fur. Shooting people, family on the run I might occasionally meter my hand in the viewfinder and center the needle.. I personally don't use a histogram until I see it in post. With digital I more often meter to preserve highlight detail. Let's admit that today's sensors have amazing latitude if you don't blow out either end of the range. With film I'm generally more slow and careful with exposure if the camera has a trusted meter. I love the predictable results of careful exposure. For cameras with no good onboard metering I use a phone app or use sunny 16 estimates which also work well after some practice.
I sometimes "expose to the right." But that requires a more deliberate shot, because I can easily OVER expose to the right, if I am not careful. The
My D850 is measured at 14.8 stops of DR at ISO 64, but there are still times when that's not enough to capture my subject and background. Blown out highlights are more objectional than buried shadows to most people, so ETTR to avoid blown highlights at the expense of shadows is an accepted technique. Knowing that you have about 1/3 of a stop above the blinkie on most cameras gives you confidence you can go right up to the blinkie and maybe just a smidge more and still preserve detail in the highlights. If you capture the highlight detail, you can always adjust the brightness in post. If the highlights are blown out, there's nothing you can do. This is very important to me as a birder shooting subjects like Snowy or Great Egrets on darker backgrounds. You want to see the detail in the feathers.Let's say you use to shoot with a camera that had 10 stops. Now you upgraded to a camera that has 13 stops. Why would you worry about a 1/3 of a stop ETTR?
Most of the time I let my camera do all the work especially if the shooting is fast and furious. The modes change by the type of shooting.
gurus who wrote the camera software know the camera and are pretty good at it.
If it's an important shot, bracket.
I was referring to the landscapes that I usually shoot. I should have clarified that. When I shoot roll film like 120, it's easy and relatively cheap. Now that I'm shooting 4x5 more often, I basically stopped bracketing. I'm just more careful with trying to get the exposure settings right the first time.And in rapidly changing light conditions, or movement it's a gazillion times faster than my old brain can react.
Another tool in the box, but sometimes you don't have that option, especially in portraits or fast moving subjects. Like light, expressions change rapidly, as does the scene with movement. Experience, and knowledge of your camera functionality goes a long way in choosing the correct method on the fly.
Isn't 3200 pretty high? It has a lot of grain. Do you need so much speed?Alan, I am considering 4 x 5 myself. You are so right, the film itself is crazy expensive. I do my own developing, but even so, you're starting from a pretty high expense level. I don't bracket on medium format and there I often use a 3200 speed film where my target is precisely one stop overexposed. For that, I carefully meter with an incident meter. But in 35mm, I shoot HP 5 which five stops overexposed, is nearly identical to a proper exposure. I make sure I have exposed for the shadows and there is no way I'm five shots overexposed. For street, with zone focus, it turns my nikon into a fast reacting point and shoot. In 4 x 5, that should minimize the size of the grain flakes, relative to the size of that huge negative. It is why my preferred film back is a 645 with 3200 because that is the size grain. I like relative to the negative size. For those who don't shoot film, a particular film stock uses the same emulsion from 35mm 120 and 4 x 5. So although the grain remains the same size, it is smaller in relationship to the entire image on the larger format films. Allen, keep us posted on how 4 x 5 is working out for you. You are definitely pushing he envelope.