Film comparison
Adox CMS 20 II PRO vs Agfa Copex Rapid
- Copex Rapid is 1.3 stops faster (ISO 50 vs 20).
Side by side
| Specification | CMS 20 II PRO | Copex Rapid |
|---|---|---|
| Manufacturer | Adox | Agfa |
| Type | Black & white | Black & white |
| Box speed | ISO 20 | ISO 50 |
| Process | B&W | B&W |
| Formats | 35mm, 120, 4x5 | 35mm, 120 |
| Grain | Very fine | — |
| Contrast | — | — |
| Latitude | — | — |
| Saturation | — | — |
| Price, 35mm | — | — |
| Price, 120 | — | — |
| Availability | Current | Current |
Rows that differ are in bold. Prices are typical UK prices and change often.
How they look
- CMS 20 II PRO
- Document-film based ortho-panchromatic stock with extreme resolution (up to 800 lp/mm) that needs ADOX ADOTECH developer for pictorial contrast; rated ISO 12-20.
- Copex Rapid
- High-resolution panchromatic black-and-white microfilm from Agfa-Gevaert with an anti-halation underlayer, converted for still cameras by Maco. Wikipedia's list notes the same film is sold as SPUR DSX.
Which suits what
Better pick: CMS 20 II PRO
Landscape, Enlargement
Both work well
—
Better pick: Copex Rapid
Fine detail, Technical
Long exposures (reciprocity)
| Metered | CMS 20 II PRO | Copex Rapid |
|---|---|---|
| 1s | 1s | No data |
| 10s | 20s | No data |
| 30s | No data | No data |
| 2m | No data | No data |
Corrected exposure from each film’s published reciprocity data. Reciprocity calculator