| Dimensions | 45 mm |
|---|---|
| Focal Length (mm) | |
| Max Aperture (f) | |
| Min Aperture (f) | |
| Aperture Blades | |
| Elements | |
| Rear Mount | |
| Front Thread | |
| Flange-Focal Distance (mm @ ∞) | |
| RF/L Extension (mm) | |
| Serial Numbers |
Schneider Apo-Componon HM 45/4
Multicoated enlarger lens designated ‘apochromatic’. Earlier serials (ie 14,432,462) have the convex-5 aperture; later serials the curved-5 ‘Makro Iris’. [Cat 39256].

























16:9 –
Review: https://coinimaging.com/s45apo.html