KODAK PROFESSIONAL PORTRA 400 Film

TECHNICAL DATA / COLOR NEGATIVE FILM February 2016 • E-4050

KODAK PROFESSIONAL PORTRA 400 is the world's finest STORAGE AND HANDLING grain high-speed color negative film. At true ISO 400 Store unexposed film at 21°C (70°F) or lower in the original speed, this film delivers spectacular skin tones plus sealed package. For extended periods, store film at exceptional color saturation over a wide range of lighting 13°C(55°F) to preserve consistency. conditions. PORTRA 400 Film is the ideal choice for To avoid moisture condensation on film that has been portrait and fashion photography, as well as for nature, refrigerated, allow the film to warm up to room travel and outdoor photography, where the action is fast or temperature before opening the package. Typical warm-up the lighting can't be controlled. times are given in the table below.

TECHNOLOGY BENEFIT Warm-Up Times (Hours) to Reach Room • Incorporates Entertainment • World’s finest-grain Temperature of 21°C (70°F) From a Storage Imaging’s KODAK VISION Film 400-speed color negative Size Temperature of: Technology film -18°C (0°F) 2°C (35°F) 13°C (55°F) • Antenna Dye Sensitization in • Ideal for scanning 3 1 cyan and magenta emulsion • Extraordinary enlargement 120 1 ⁄4 ⁄2 layers capability from a 35 mm 135 magazine 11⁄2 11⁄4 1 • KODAK Proprietary Targeted negative Advanced Development 10-sheet box 11⁄2 11 Accelerators • Micro-Structure Optimized Load and unload roll-film cameras in subdued light. KODAK T-GRAIN Emulsions Total darkness is required when you load and unload sheet • Optimized Emulsion Spectral • Beautiful, natural skin tones film holders. Sensitivity and Image Modifier and superb color Process film as soon as possible after exposure. Protect Chemistry reproduction negatives from strong light, and store them in a cool, dry •KODAK Proprietary DIR • Optimized sharpness place. For long-term storage, keep negatives at a Couplers • Distinct edges, fine detail temperature between 2°C (35°F) and 13°C (55°F) and at a • Unified Film Emulsion • Printing compatible with Technology other KODAK Films relative humidity between 30 and 35 percent. SIZES AVAILABLE DARKROOM RECOMMENDATIONS Availability may differ from country to country. See your Do not use a safelight. Handle unprocessed film in total dealer who supplies KODAK PROFESSIONAL Products. darkness.

Size/Format Code Base EXPOSURE 0.13 mm (0.005 inch) 135 5056 Film Speed acetate Use the speed numbers in the tables below with cameras 0.11 mm (0.004 inch) 120 6056 or meters marked for ISO, ASA, or DIN speeds or exposure acetate indexes (EIs). Do not change the film-speed setting when 4056 0.19 mm (0.007 inch) metering through a filter. Metering through filters may Sheets ESTAR Thick affect light meter accuracy; see your meter or camera manual for specific information. For critical work, make a series of test exposures.

KODAK Light Source WRATTEN ISO Speed Gelatin Filter* Daylight or Electronic Flash None 400 Photolamp (3400 K) No. 80B 125 Tungsten (3200 K) No. 80A 100

* For best results without special printing.

© 2016 Kodak Alaris Inc. Daylight Fluorescent and High-Intensity Discharge Lamps Use the exposures in the table below for average frontlit Use the color-compensating filters and exposure subjects from 2 hours after sunrise to 2 hours before adjustments in the tables below as starting points to sunset. expose this film under fluorescent or high-intensity discharge lamps. For critical applications, make a series of Shutter Speed (second) Lighting Conditions test exposures under your actual conditions. and Lens Opening To avoid the brightness and color variations that occur Bright or Hazy Sun on Light Sand or 1/500 during a single alternating-current cycle, use exposure Snow f/16 times of 1⁄60 second or longer with ﬂuorescent lamps; Bright or Hazy Sun (Distinct 1/500 with high-intensity discharge lamps, use exposure times of Shadows) f/11* 1⁄125 second or longer. Weak, Hazy Sun 1/500 (Soft Shadows) f/8 KODAK Color Exposure Cloudy Bright 1/500 Type of Fluorescent Lamp Compensating Adjustment (No Shadows) f/5.6 Filter(s) Heavy Overcast or Open Shade‡ 1/500 Daylight 20R + 5M +1 stop f/4 White 40B + 5C +1 2/3 stop * Use f/5.6 for backlit close-up subjects. Warm White 40B + 40C +2 stops ‡ Subject shaded from the sun but lighted by a large area of sky. Warm White Deluxe 40B + 50C +2 stops Adjustments for Long and Short Exposures Cool White 30B +1 stop No filter correction or exposure compensation is required Cool White Deluxe 40C + 10M +1 stop for PORTRA 400 Film for exposures from 1⁄10,000 second to 1 second. For critical applications with longer exposure KODAK Color High-Intensity Discharge Exposure times, make tests under your conditions. Compensating Lamp (CCT) Adjustment Filter(s) Electronic Flash High-Pressure Sodium Vapor 50B + 70C +2 2/3 stops Use the appropriate guide number in the table below as Metal Halide 5C + 10M +2/3 stop starting-point recommendations for your equipment. Mercury Vapor with Phosphor 30B + 5C +1 stop Select the unit output closest to the number given by your Mercury Vapor without 80R +1 2/3 stop flash manufacturer. Then find the guide number for feet or Phosphor metres. To determine the lens opening, divide the guide number by the flash-to-subject distance. If negatives are RETOUCHING consistently too dense (overexposed), use a higher guide You can retouch the sheet and 120 size on both the base number; if they are too thin (underexposed), use a lower side and the emulsion side. Retouch only the emulsion side number. on the 135 size.

Guide Number Unit Output (BCPS)* PROCESSING Distances in Feet/Metres 350 85/26 Process PORTRA 400 Film in KODAK FLEXICOLOR 500 100/30 Chemicals for Process C-41 using the replenishment and wash rates in the tables below. Note that the developer 700 120/36 replenishment rates are starting-point recommendations 1000 140/42 only and may vary due to the amount of exposure to the 1400 170/50 film, scene content, and the presence/absence of sprocket 2000 200/60 holes. 2800 240/70 Replenishment and Wash Rates 4000 280/85 5600 340/100 KODAK KODAK KODAK FLEXICOLOR FLEXICOLOR 8000 400/120 Film FLEXICOLOR Wash Developer Bleach III, Size Developer Water* * BCPS = beam candlepower seconds Replenisher Fixer, and Replenisher LORR Stabilizer 1400 mL/m2 700 mL/m2 861 mL/m2 31 L/m2 135 130 mL/ft2 65 mL/ft2 80 mL/ft2 2.9 L/ft2 1400 mL/m2 700 mL/m2 1023 mL/m2 31 L/m2 120 130 mL/ft2 65 mL/ft2 95 mL/ft2 2.9 L/ft2 4 x 5 1722 mL/m2 861 mL/m2 1152 mL/m2 59 L/m2 inch 160 mL/ft2 80 mL/ft2 107 mL/ft2 5.5 L/ft2

* Rates are for first wash and a two-stage countercurrent final wash. Double these rates for a single stage final wash.

2 KODAK PROFESSIONAL PORTRA 400 Film • E-4050 JUDGING NEGATIVE EXPOSURES SCANNING NEGATIVES You can check the exposure level with a suitable electronic You can easily scan PORTRA 400 Film negatives with a densitometer equipped with a filter such as a KODAK variety of linear-array-CCD, area-array-CCD, and PMT film WRATTEN Gelatin Filter No. 92 or the red filter for scanners. You can scan negatives on desktop scanners as Status M densitometry. Depending on the subject and the well as high-end drum scanners. light source used for exposure, a normally exposed and processed color negative measured through the red filter IMAGE STRUCTURE should have the approximate densities listed below. Print Grain Index Because of the extreme range in skin color, use these red The Print Grain Index number refers to a method of density values for a normally lit forehead only as a guide. defining graininess in a print made with diffuse-printing For best results, use a KODAK Gray Card (gray side). illumination. It replaces rms granularity and has a different scale which cannot be compared to rms granularity. Area Measured Density Reading KODAK Gray Card (gray side) receiving same • The method uses a uniform perceptual scale, with a 0.77 to 0.87 illumination as subject change of four units equaling a just noticeable difference Lightest step (darkest in the negative) of a in graininess to 90 percent of observers. KODAK Paper Gray Scale receiving same 1.13 to 1.23 • A Print Grain Index rating of 25 on the scale represents illumination as subject the approximate visual threshold for graininess. A Highest diffuse density on normally lighted forehead higher number indicates an increase in the amount of —light complexion 1.08 to 1.18 graininess observed. —dark complexion 0.93 to 1.03 • The standardized inspection (print-to-viewer) PRINTING NEGATIVES distance for all print sizes is 14 inches, the typical viewing distance for a 4 x 6-inch print. This film is optimized for printing to — KODAK PROFESSIONAL ENDURA Premier Paper • In practice, larger prints will likely be viewed from distances greater than 14 inches, which reduces KODAK PROFESSIONAL ENDURA Premier Canvas apparent graininess. Paper • Print Grain Index numbers may not represent KODAK PROFESSIONAL ENDURA Premier Metallic graininess observed from more specular printing Paper illuminants, such as condenser enlargers. KODAK PROFESSIONAL ENDURA Transparency Display Material Negative Size: 24 x 36 mm (Size 135) KODAK PROFESSIONAL ENDURA Clear Display Print Size in inches 4x6 8x10 16x20 Material Magnification 4.4X 8.8X 17.8X Print Grain Index 37 59 89

Negative Size: 6 x 6 cm (Size 120)

Print Size in inches 4x6 8x10 16x20 Magnification 2.6X 4.4X 8.8X Print Grain Index 25 37 59

Negative Size: 4 x 5 Inches (Sheets)

Print Size in inches 4x6 8x10 16x20 Magnification 1.2X 2X 4X Print Grain Index Less than 25 Less than 25 36

KODAK PROFESSIONAL PORTRA 400 Film • E-4050 3 KODAK PROFESSIONAL PORTRA 400 Film

CURVES

Characteristic Curves Spectral-Dye-Density Curves

4.0 2.5 Exposure: Daylight Typical densities for a midscale neutral subject Densitometry: Status M and D-min. Log H Ref: -1.44 2.0 3.0

Midscale Neutral 1.5

2.0 DENSITY 1.0 Minimum Density

1.0 B DIFFUSE SPECTRAL DENSITY 0.5 G

R 0.0 0.0 -4.0 -3.0 -2.0 -1.0 0.0 1.0 400 500 600 700

E4040C LOG EXPOSURE (lux-seconds) WAVELENGTH (nm)

Spectral-Sensitivity Curves Modulation Transfer Function 4.0 200 Effective Exposure: 1/50 Second Exposure: Daylight Densitometry: Status M 100 70 3.0 Density: 0.2>D-min

* 50 B G Yellow- 30 Forming 2.0 20 R Layer Magenta- Cyan- Forming Forming Layer Layer 10 7 LOG SENSITIVITY 1.0 5 RESPONSE (%) 3 2 Exposure: Daylight 0.0 Process: C-41 250 300 350 400 450 500 550 600 650 700 750 WAVELENGTH (nm) 1 12345102050100 *Sensitivity = reciprocal of exposure (erg/cm 2 ) required to produce specified density E4040P SPATIAL FREQUENCY (cycles/mm)

Revised 2-16

KODAK PROFESSIONAL PORTRA 400 Film KODAK Publication No. E-4050

KODAK ALARIS • ROCHESTER, NY 14615