Part One · The Explorer — Chapter 12

Making the First Print

From Negative to Fiber Paper

Featured masterBrett Weston & Wynn Bullock

Chapter brief: baseline standard and assistive themes
Film stock
ISO 400 Panchromatic (Tri-X / HP5+)
Developer
Kodak D-76 (1+1) @ 20°C
Paper
Fiber-Base (FB) Variable Contrast

Assistive themes

  • enlarger column height and head position
  • easel blade geometry under the fingertips
  • test strip increments in equal steps
  • the weight and curl of fiber-base paper

Reading level: Explorer

The Enlarger Engine: Light Path and Geometry

The enlarger is a precision optical projection camera operating in reverse. To make repeatable, sharp, and unclouded prints, you must understand the four primary components of the enlarger light path:

Anatomy of the enlarger light path — Light falls from the lamp house through the filter drawer, negative carrier, and lens to the easel plane.

1. Illumination Architecture: Condenser vs. Diffusion

  • Condenser Light Heads: Use glass lenses to focus collimated, directional light rays straight through the negative. Condensers maximize micro-contrast, visual acutance, and razor-sharp grain, but they also magnify every speck of dust, scratch, or water spot on the negative.
  • Diffusion Light Heads (Cold Light): Use a mixing chamber or frosted glass to scatter light rays in all directions before they hit the negative. Diffusion light suppresses fine negative scratches and dust while delivering soft, continuous, and subtle tonal gradations across skin and sky.

2. Optical Alignment and Negative Flatness

If the enlarger column, negative carrier, or easel baseboard is out of parallel by even a fraction of a millimeter, one side of your print will be sharp while the opposite corner falls out of focus. Always verify alignment with an optical leveling tool. Ensure the negative is completely dust-free and held flat inside the carrier.

3. Enlarger Lens Selection and Working Aperture

Never print with the enlarging lens wide open (e.g., f/2.8 or f/4). Lenses suffer from optical edge falloff and field curvature at maximum aperture.

  • The Working Rule: Focus the negative grain wide open, then stop down two full stops—typically to f/8 or f/11. This places the lens in its optical sweet spot, increasing depth of focus across the easel and lengthening exposure times into a controllable range (10 to 30 seconds).

Paper Emulsions: Resin-Coated (RC) vs. Fiber-Base (FB)

Photographic paper consists of a light-sensitive silver halide emulsion suspended in gelatin and coated onto a supportive base. You must choose between two physical substrates:

Paper cross-sections — resin-coated vs. fiber-base — RC seals its paper core in plastic; FB coats baryta over raw cotton fiber that drinks chemistry deep.

Resin-Coated (RC) Paper: The Rapid Explorer

  • Structure: Paper core sealed between two waterproof polyethylene (plastic) layers.
  • Characteristics: Chemistry cannot soak into the paper core. RC paper develops quickly (60 seconds), fixes in 2 minutes, washes in 4 minutes, and air-dries completely flat in 15 minutes.
  • Best Used For: Contact sheets, work prints, rapid field testing, and everyday practice.

Fiber-Base (FB) Paper: The Exhibition Artifact

  • Structure: Pure cotton fiber paper coated with a brilliant white baryta (barium sulfate) layer beneath the gelatin emulsion.
  • Characteristics: Chemistry penetrates deep into the raw cotton fibers. FB paper requires full development (90–120 seconds), double-fixing, extensive washing (30–60 minutes or hypo-clearing rinse), and careful flattening as it dries.
  • Best Used For: Exhibition prints, fine art gallery sales, and archival artifacts rated to endure for 300 to 500+ years. The baryta layer imparts a physical depth, rich maximum black (Dmax⁡), and tactile luminosity that plastic RC papers cannot match.

Variable Contrast Filtration: Controlling Print Separation

Modern variable-contrast papers contain two distinct emulsion layers: one sensitive to blue-green light (low contrast, Grade 00) and one sensitive strictly to blue/violet light (high contrast, Grade 5). By inserting colored glass or gel filters into the light path, you alter the contrast grade of the print without changing paper stocks:

  • Grade 00 / 0 — Low contrast: softens harsh negatives; expands highlight detail.
  • Grade 1 / 2 — Normal contrast: standard baseline for balanced negatives.
  • Grade 3 / 4 — High contrast: separates flat, muddy negatives.
  • Grade 5 — Maximum contrast: hard, soot-and-chalk black/white separation.

For your first work print, always start with a Normal Filter (Grade 2).


Step-by-Step Darkroom Printing Sequence

Setting up the wet bench requires three chemical trays arranged strictly from left to right: Developer ightarrow Stop Bath ightarrow Fixer ightarrow Wash Basin.

The step-by-step darkroom printing sequence — Prepare the projected image, execute a stepped test strip, tray-process under safelight, evaluate, and print the full sheet.

Evaluating the Work Print: Highlight Separation & Dry-Down

When reading your first full print under room light, remember the golden rule of printing:

Enlarger exposure sets the highlights; paper contrast grade sets the shadows.

  • If the highlights (Zone VII snow/clouds) are blown out to paper white: Increase overall enlarger exposure time.
  • If the highlights are correct but shadows (Zone III) look gray and muddy: Keep exposure time locked and increase contrast filter grade (e.g., move from Grade 2 to Grade 3).
  • Beware of “Dry-Down”: Fiber-base paper appears lighter and more brilliant when wet in the tray. As the gelatin dries and shrinks, dark tones deepen and highlights dim down by roughly 5% to 10%. Always compensate by making your wet test strip highlights slightly brighter than you want the dry print to be!

Assistive Haptics & Accessible Darkroom Printing

Optical printing is fully accessible without relying on sight alone:

  1. Fixed tray orientation: Lock the wet tray layout from left to right (Developer = Left, Stop = Center, Fixer = Right, Wash = Far Right).
  2. Tactile paper notching: Identify paper emulsion side in darkness by locating the top-right corner notch or the physical curl toward the emulsion.
  3. Audible timer audition: Use an audible darkroom metronome or talking interval timer emitting distinct beeps every second during exposure.
  4. Non-visual spatial maps: Structure print evaluations in standard quadrants: Upper Left (Sky), Center (Subject), Lower Right (Shadow).

Falcon Assignment 12: Your First Optical Print

  1. Select a healthy, well-developed negative from Chapter 10 (ISO 400 in D-76).
  2. Clean negative, load into carrier, align enlarger, and focus wide open with a grain focuser.
  3. Stop lens down to f/8. Insert a Grade 2 Variable Contrast filter.
  4. Under safelight, expose a 5-step test strip (3s, 6s, 9s, 12s, 15s). Process through Dev, Stop, and Fixer.
  5. Turn on white light, inspect test strip, and pick the exposure time that preserves Zone VII highlight detail.
  6. Expose a full sheet of RC or FB paper, process through the full tray sequence, wash, dry, and log all exposure settings in your Darkroom Ledger!