| Weight | 95 g |
|---|---|
| Dimensions | 50 mm |
| Focal Length (mm) | |
| Max Aperture (f) | |
| Min Aperture (f) | |
| Aperture Blades | |
| Elements | |
| Image Circle (mm) | |
| Rear Mount | |
| Flange-Focal Distance (mm @ ∞) | |
| RF/L Extension (mm) | |
| Production | |
| Serial Numbers |
Schneider Comparon 50/4 [V1]
Tessar enlarger lens in 25mm mount. [V1] and [V2] likely optically identical: optimised for 4:1 magnification. Blue card box packaging.





























16:9 –
‘Camera’ Magazine recorded the following resolution figures (lp/mm) in 1967:
f4: 56/48 | f5.6: 64/56 | f8: 80/64 | f11: 80/80 | f16: 64/64