Portra 400 reciprocity chart

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August undefined, 2024

WebJan 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. 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 …

Fuji Superia 400 - Single Roll Review - by Christian Schroeder

WebAug 1, 2024 · Long story short, Portra 400 ‘s exposure tolerance is significantly better than UltraMax 400. In shooting UltraMax, overexposure results in color shifts where as Portra tends to maintain colors and highlights when it is overexposed. These color shifts are more apparent when you have a low key lit image. After scanning, I would say that Portra ... 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. philippe bruchez fully

KODAK PROFESSIONAL PORTRA 400 Film - Kodak …

http://apps.kodakmoments.com/wp-content/uploads/2024/07/E7023_max_400.pdf 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 ... 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 ... truitt middle school shooting

Film Friday - January 27th, 2024. Kodak Portra 800 — The Codex

kodak portra 400 reciprocity – Figital Revolution

WebThis is a table of reciprocity correction for Fomapan 100 b+w film, based on a published reciprocity failure calculation. Such calculations are always approximations to reality so use these as guidelines. There is another correction table floating around the internet that lists corrections for indicated exposures from 1 sec to 100 secs linearly ... WebJan 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 … philippe burckleWebJun 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 ... truitt law offices

"WebReciprocity Failure Charts FUJI FUJI VELVIA 100 F FUJI SUPERIA 100 / 400 FUJI NPS 160 Measured f-stop 22 Pinhole f200 Measured f-stop 22 Pinhole f200 Measured f-stop 22 … " - Portra 400 reciprocity chart

Portra 400 reciprocity chart

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 … Web• 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 …

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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

WebJan 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 ... WebSep 17, 2024 · I used this graph by Isaac Sachs to reference Kodak Portra 160 & 400 to calculate how much time I would need to extend my exposures. For Portra 400 reciprocity …

http://ueberlicht.com/wordpress/wp-content/uploads/2012/08/Reciprocity-Failure-Charts-Ueberlicht.pdf WebJul 30, 2024 · For example, Kodak Portra 400 can be shot at ISO 400 in daylight, but works like an ISO 100 film under tungsten street lamps. ... or f/4 and 1/250th. But with film, reciprocity breaks down when exposure times are longer than one second. Reciprocity failure happens because there is less energy carried per unit of low-intensity light. So the …

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 …

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. … truitt oral surgeryWebSurprisingly, 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 bit (for example, 8 seconds metered exposure … truitt ray \u0026 sharvelleWebRe: 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 ... philippe burnacciWebMar 7, 2011 · Anyone have a chart or information on reciprocity corrections for the new Kodak Portra 400? Also, how about pushing to 800 or 1600 ISO? Anyone tested... Enabled: … philippe bruttinWeb5 rows · KODAK PROFESSIONAL PORTRA 400 Film KODAK PROFESSIONAL PORTRA 400 is the world's finest grain ... philippe brunold photographeWebNov 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 … philippe burckhardtWebJun 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. philippe budin