Portra 400 reciprocity chart

Author: kwjc

August undefined, 2024

WebAs expected, the film's reciprocity characteristics follow a power law. The result was a correction factor of 1.36 (i.e. Corrected Exposure Time = Metered Exposure Time ^ 1.36), determined using a least-squares linear regression of log exposure time. Pancro 400 appears to have at least a stop of latitude in both directions, which makes Bergger ... Web5 rows · KODAK PROFESSIONAL PORTRA 400 Film KODAK PROFESSIONAL PORTRA 400 is the world's finest grain ...

KODAK PROFESSIONAL PORTRA 160 Film - Kodak Alaris

WebDec 4, 2024 · December 4, 2024. Kodak Portra 400 is the perfect film choice for exceptional blue hour exposures. Blue hours is the time of the day, pre-sunrise or post-sunset, when the sun settles below the horizon before the sky goes dark. You know it's blue hour because everything takes on a subtle blue tint. During this time, the light is soft and quickly ... WebMay 16, 2024 · Using Portra 400, I wanted to retain a bit more saturation for this landscape scene so I average metered the foreground at 320 and shot just like that. ... Portra does not have very good reciprocity characteristics, so when my meter reads a 30 second exposure I double it and go for a minute. If things get much longer than that you’ll have to ... fly raid

‎Reciprocity Plus on the App Store

WebRe: Portra 160 and 400 Reciprocity Failure. Originally Posted by jbenedict. For the purposes of exposure, "a stop is a stop" whether adjusted via aperture or shutter. Not when reciprocity is failing! That's the whole thing, it's reciprocity failure, i.e. the film fails to follow the whole a-stop-is-a-stop reciprocity rule wherein film-plane ... WebReciprocity for Portra 400. I’m going to be doing some night photography for the first time tomorrow. I’m going to be shooting downtown in my city with Portra 400 in my Canon A1. I’ve seen online that Portra 400 tends to start having failure after 4 seconds of exposure, but I haven’t seen anyone mention or give charts of how much time ... flyr aircraft

What is reciprocity failure data for Kodak color negative films?

kodak portra 400 reciprocity – Figital Revolution

WebI was talking to Peter Gomena last month about his experiences with Portra sheet film in pinhole cameras and he said he'd found some good data on Portra's reciprocity failure but that he hadn't had much chance to test it himself. Surprisingly, the reciprocity failure for 160 and 400 seem to follow the exact same curve. I put the data into Excel and cleaned it up a … Web250 300 350 400 450 500 550 600 650 700 750 *Sensitivity = reciprocal of exposure (erg/cm ) required to produce specified density WAVELENGTH (nm) 2 LOG SENSITIVITY 0.0 * 1.0 2.0 3.0 4.0 E7023B Spectral-Dye-Density Curves Process: C-41 Minimum Density Midscale Neutral and D-min. Typical densities for a midscale neutral subject 700 2.5 1.5 2.0 0.5 greenpeace adresseWeb• 31 Reciprocity charts included. • Design your own chart or modify an existing one • Share your charts with PInhole Assit App, • Share by email ... Lomo400 follows the same … greenpeace ads

"WebReciprocity and Special Filter Data for KODAK Films The reciprocity law states that the intensity of light falling on a photographic film multiplied by the exposure time equals the … " - Portra 400 reciprocity chart

Portra 400 reciprocity chart

Fuji Superia 400 - Single Roll Review - by Christian Schroeder

WebThe data sheets says "not before 1 second, and maybe after that", but the Big Honkin' List of B&W and Color tables from 2002 says "No" below 10 seconds, and NR (which I assume is … WebNov 28, 2024 · Since 1998, Portra 400 has evolved from "VC" and "NC" into what we know it as now. The two other film stocks in the Portra lineup, 160 and 800, offer similar color …

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http://ueberlicht.com/wordpress/wp-content/uploads/2012/08/Reciprocity-Failure-Charts-Ueberlicht.pdf WebMay 15, 2024 · The original Portra 400 recipe is one of the most frustrating recipes I’ve created, but it also produces great results sometimes. The new Portra 400 recipe is a little …

WebOct 6, 2024 · Exposures and reciprocity failure. ... Portra 400 offers a solid balance between creative colour variability and consistency, but is most certainly behaving in a way … WebExposure bracketing is your friend. Most reciprocity charts recommend to open the aperture rather than increase exposure time because the increased time has little effect. The reciprocity failure is caused by the light being too weak to affect the film, the best solution for that is to make the light brighter. 8.

WebJun 8, 2024 · It's hard to overexpose Portra, so err on the side of a generous exposure. This is what I'd do personally, without wasting whole films on test exposures: Between 2 seconds and 10 seconds; give half a stop more, or 1.5 x the metered time. Between 10 seconds and 60 seconds; open up one stop or double the exposure. Web250 300 350 400 450 500 550 600 650 700 750 *Sensitivity = reciprocal of exposure (erg/cm ) required to produce specified density WAVELENGTH (nm) 2 Spectral-Dye-Density Curves Minimum Density Midscale Neutral and D-min. Typical densities for a midscale neutral subject 700 2.5 1.5 2.0 0.5 DIFFUSE SPECTRAL DENSITY 1.0 600 WAVELENGTH (nm) 400 …

WebFeb 8, 2024 · As mentioned in episode 16 of The Art Of Natural Beauty, below I have provided a copy of the charts I use to determine proper exposure times, based on the …

WebMar 24, 2024 · Alongside the Portra films, Ektar is one of the most popular films on the market and definitely one of the most used color films out there. The film is well-known for its fine grain, vivid color saturation and poppy contrast. ... In regard to reciprocity failure, our experience with Ektar has been pretty good. Kodak’s data sheet for the film ... flyr album release yearWebJan 19, 2024 · The Superia exhibits a rather moderate reciprocity failure. If you have to expose longer than one minute, you should add one stop of light. Compared to Kodak stock, long-time exposures are way more convenient. Final Thoughts on Fuji Superia 400. It excites me to test out unfamiliar film stocks. greenpeace aglWebJun 3, 2024 · Portra 400 is well known to be a film that allows for significant levels of overexposure and it still be quite correctable. So I wanted to know if Portra 800 was just as flexible. As it turns out it is at least fairly happy with overexposure. These next shots were taken at EI200, and though this seemed to emphasise a yellowish-shift in the ... greenpeace advertsWebJan 27, 2024 · The new Portra 400 and 160 were less saturated than VC but more so than NC. They were also less contrasty than VC but more so than NC, meanwhile Portra 800 just kept being Portra 800. ... One thing Portra 800 is not great at is reciprocity failure. Ironically, even though as a faster film it is better suited for low light situations, it is not ... flyr alicante osloWebJul 27, 2024 · Compared with Portra 160, Portra 800, Fujifilm Pro 400H, and Cinestill 800T, four of the most popular films available in 120, Portra 400 has been far and away a more popular search term worldwide ... greenpeace ad videoWebMay 16, 2024 · Using Portra 400, I wanted to retain a bit more saturation for this landscape scene so I average metered the foreground at 320 and shot just like that. ... Portra does … greenpeace agl adWebJan 3, 2011 · Posts about kodak portra 400 reciprocity written by EveNSteve. Skip to content Skip to navigation. Figital Revolution A Maverick Manifesto for the 21st Century Photograher. kodak portra 400 reciprocity Kodak Portra 400 Pinhole Reciprocity Test. by EveNSteve January 3, 2011. Kodak Portra 400 at EI 100 60 Seconds Pinhole Test https: ... fly raleigh to orlando