Paul & Reinhold
Nominal ISO
640
B&W negative
B&W
In production
Development times
| Developer | Dilution | EI | Temp | Time | Agitation | Source |
|---|---|---|---|---|---|---|
| Supergrain | 1+9 | 640 | 20.0 °C | 8:00 | — |
Verified
Datasheet
|
| Supergrain | 1+12 | 640 | 20.0 °C | 9:30 | — |
Verified
Datasheet
|
| R09 Spezial | 1+15 | 640 | 20.0 °C | 6:00 | — |
Verified
Datasheet
|
| R09 Studio | 1+15 | 640 | 20.0 °C | 6:00 | — |
Verified
Datasheet
|
| R09 Spezial | 1+31 | 640 | 20.0 °C | 12:00 | — |
Verified
Datasheet
|
| R09 Studio | 1+31 | 640 | 20.0 °C | 12:00 | — |
Verified
Datasheet
|
| R09 One Shot | 1+25 | 640 | 20.0 °C | 13:30 | — |
Verified
Datasheet
|
| R09 One Shot | 1+50 | 640 | 20.0 °C | 23:30 | — |
Verified
Datasheet
|
| ID-11 | stock | 640 | 20.0 °C | 9:00 | — |
Verified
Datasheet
|
| D-76 | stock | 640 | 20.0 °C | 9:00 | — |
Verified
Datasheet
|
| ID-11 | 1+1 | 640 | 20.0 °C | 15:30 | — |
Verified
Datasheet
|
| D-76 | 1+1 | 640 | 20.0 °C | 15:30 | — |
Verified
Datasheet
|
Development times by developer
6 developers
Link to this page
Specification
- Base
- Polyester
- Emulsion
- —
- Spectral sensitivity
- —
- Grain (RMS)
- —
- Resolving power line pairs / mm
- —
- Maximum density
- —
- Latitude over
- —
- Latitude under
- —
- First released
- 2020
A dash means the figure has not been read off a datasheet. Nothing here is estimated.
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Written by photographers, under their own profile — so you can see what they shoot before you weigh what they say.
0 comments
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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