FP4 Plus
Specification
Table 1- Nominal ISO
- 125
- Process
- B&W
- Status
- In production
- First released
- 1990
- Available formats
- not given
- BaseFilm base The clear, flexible support that carries the emulsion. Read more in the glossary ›
- Acetate
- EmulsionEmulsion The light-sensitive layer of a film: tiny crystals of silver halide held in gelatin. Read more in the glossary ›
- Cubic
- Spectral sensitivitySpectral sensitivity Which colours of light a film responds to, and how strongly. Read more in the glossary ›
-
Panchromatic — what this means
Sensitive to the whole visible spectrum, so colours turn into greys roughly the way the eye weighs them. This is what almost every general-purpose black and white film is. It has to be loaded and developed in complete darkness — no safelight is safe for it.
- Grain (RMS)Grain The visible, sand-like texture in a photograph that comes from the clumps of silver or dye that form the image. Read more in the glossary ›
- not given
- Resolving power, line pairs / mm
- not given
- Maximum densityDensity How much light a negative, transparency or print blocks. Read more in the glossary ›
- not given
- Latitude overExposure latitude How far a film can be over- or underexposed and still give a usable result. Read more in the glossary ›
- not given
- Latitude under
- not given
A dash means the figure has not been read off a datasheet. Nothing here is estimated.
Development times
Open in the calculator ›Rated at — box speed marked
Showing 1 of 89 published times.
| Developer | Dilution | EI | Temp | Time | Agitation | Source |
|---|---|---|---|---|---|---|
| Monobath Film Developer | working solution 19.0 °C | 100 pull 0.25 stops | 6:15 | — |
Development times by developer
24 developers- Acufine — FP4 Plus in Acufine 2
- D-76 — FP4 Plus in D-76 9
- FX-39 Type II — FP4 Plus in FX-39 Type II 1
- Fomadon Excel W27 — FP4 Plus in Fomadon Excel W27 2
- Fomadon LQN — FP4 Plus in Fomadon LQN 1
- Fomadon P — FP4 Plus in Fomadon P 2
- Fomadon R09 — FP4 Plus in Fomadon R09 1
- HC-110 — FP4 Plus in HC-110 5
- ID-11 — FP4 Plus in ID-11 8
- Ilfosol 3 — FP4 Plus in Ilfosol 3 2
- Ilfotec DD — FP4 Plus in Ilfotec DD 3
- Ilfotec DD-X — FP4 Plus in Ilfotec DD-X 3
- Ilfotec HC — FP4 Plus in Ilfotec HC 5
- Ilfotec LC29 — FP4 Plus in Ilfotec LC29 7
- Ilfotec RT Rapid — FP4 Plus in Ilfotec RT Rapid 6
- Microphen — FP4 Plus in Microphen 6
- Monobath Film Developer — FP4 Plus in Monobath Film Developer 3
- Perceptol — FP4 Plus in Perceptol 6
- Rodinal — FP4 Plus in Rodinal 4
- T-Max Developer — FP4 Plus in T-Max Developer 2
- T-Max RS — FP4 Plus in T-Max RS 1
- Ultrafin Plus — FP4 Plus in Ultrafin Plus 2
- Ultrafin SF — FP4 Plus in Ultrafin SF 4
- XTOL — FP4 Plus in XTOL 4
Long exposures
Reciprocity
| Metered | Expose |
|---|---|
| 1 s | 1 s |
| 2 s | 2.4 s |
| 5 s | 7.6 s |
| 10 s | 18 s |
| 30 s | 1 min 13 s |
| 1 min 00 s | 2 min 54 s |
| 2 min 00 s | 6 min 57 s |
| 5 min 00 s | 22 min 02 s |
Tc = Tm^P for metered times over 1 s; 1 s or less needs no correction (P = 1.26)
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0 reviews
Written by photographers, under their own profile — so you can see what they shoot before you weigh what they say.
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Notes on how this behaves in practice — what it does in the field is worth as much as what the datasheet says.
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