Film comparison
EFKE (Fotokemika) Color RD21 vs Kodak Ektachrome E100
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 |
EFKE (Fotokemika) Color RD21
|
Kodak Ektachrome E100
|
|---|---|---|
| Maker | EFKE (Fotokemika) | Kodak |
| ISO | 100 | 100 |
| Type | Colour reversal | Colour reversal |
| Process | E-6 | E-6 |
| Status | Discontinued (1984) | In production |
| Formats | — | — |
| Grain (RMS) | — | — |
| Resolving power | — | — |
| Latitude | — | — |
| First released | 1979 | 2018 |
| 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 | Color RD21 EI 100 | Ektachrome E100 EI 100 |
|---|---|---|
| working solution · 38 °C | 6:15 | 6:15 |