AICO 75/3.5 [v2]
Version 2 enlarger lens with silver body marked Anastigmat. Serials from 3xxxx to 11xxxx have a rather crude circular 10-blade aperture like Dia 75/3.5. The London-based Apparatus & Instrument Company Ltd were importers of various German and Japanese products.
| Weight | 139 g |
|---|---|
| Dimensions | 75 mm |
| Focal Length (mm) | 75 |
| Max Aperture (f) | 3.5 |
| Min Aperture (f) | 16 |
| Aperture Type | Circular 10 |
| Elements | 4 |
| Sharp (Far) | 67.3% |
| Rear Mount | M39 |
| Front Thread | N/A |
| Flange-Focal Distance (mm) | 69.5 |
| Extension (mm) | 49.5 |
| Serial Numbers | 38854-112285 |
| Bokeh Character | Moderate swirl on 35mm. Predictable cat-eye. Smooth/oily. |
| Contrast | Medium |
| Stars | 2 |
16:9 –
Version 2 has excellent resolution close up in Zone 1, but weak rendition in Zone 3, becoming unusable at distance.