To see Kodak Portra 400 pushed to 800 exposure tested and compared with Portra 400 at box speed and Portra 800 at box speed, follow this link. To get to a review of Portra 400, follow this link. This is an article about an experience of mine pushing Kodak Portra 400 one afternoon when I was going through Hocking Hills in Ohio. On my way home in Columbus, OH from Charleston, SC, I have to pass through one of Ohio’s prettiest areas – Hocking County. As it happens, I was also going to be driving through at dusk and on a day following several snowy days. Who could pass that up? Not I says the cat. Then it hits you… It’s not just going to be dusk but you’ll be in gorge where it’ll get darker earlier and you realize you didn’t bring your tripod on the trip… No matter. You’ve got Portra 400 loaded in one of your spare film backs of your medium format camera and you go for it. Once you get …