Film comparison
Ilford Ortho Plus vs Rollei Retro 80S
What the catalogue holds about each, and the times they share. A dash means a figure has not been read off a datasheet — nothing here is estimated.
Specification side by side
| Film |
Ilford Ortho Plus
|
Rollei Retro 80S
|
|---|---|---|
| Maker | Ilford | Rollei |
| ISO | 80 | 80 |
| Type | B&W negative | B&W negative |
| Process | B&W | B&W |
| Status | In production | In production |
| Formats | — | — |
| Grain (RMS) | — | — |
| Resolving power | — | — |
| Latitude | — | — |
| First released | — | 2009 |
| Reciprocity data | No | No |
| Published times | 15 | 25 |
Developers in common
Each film’s time at its own box speed in the same developer, at the same dilution and temperature. Every time opens the full table for that film in that developer.
| Dilution · °C | Ortho Plus EI 80 | Retro 80S EI 80 |
|---|---|---|
| stock · 20 °C | 8:00 | 9:00 |
| Dilution · °C | Ortho Plus EI 80 | Retro 80S EI 80 |
|---|---|---|
| 1+9 · 20 °C | 5:00 | 7:00 |
| Dilution · °C | Ortho Plus EI 80 | Retro 80S EI 80 |
|---|---|---|
| stock · 20 °C | 9:00 | 10:00 |
| 1+1 · 20 °C | 11:30 | 14:00 |
Also with a box-speed time for each film, but not at a shared dilution and temperature: Ilford Perceptol.