Film comparison
Fomachrom RD 21 vs Fujifilm Velvia 100
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 |
Fomachrom RD 21
|
Fujifilm Velvia 100
|
|---|---|---|
| Maker | Foma | Fujifilm |
| ISO | 100 | 100 |
| Type | Colour reversal | Colour reversal |
| Process | E-6 | E-6 |
| Status | Discontinued (1992) | In production |
| Formats | — | — |
| Grain (RMS) | — | — |
| Resolving power | — | — |
| Latitude | — | — |
| First released | 1989 | 2005 |
| Reciprocity data | No | No |
| Published times | 4 | 4 |
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 | Fomachrom RD 21 EI 100 | Velvia 100 EI 100 |
|---|---|---|
| working solution · 38 °C | 6:15 | 6:15 |