 
  APO-Telyt-M 135 f/3.4
| Lens | Leica APO-Telyt-M 135 f/3.4 | 
| Order number | 11889 | 
| View angle (diagonal/horizontal/vertical) Full-frame (24 x 36 mm) | 18°/15°/10,2° | 
| Lens system | |
| Number of lenses/assemblies | 5/4 | 
| Number of aspherical surfaces | 1 | 
| Position of the entrance pupil before the bayonet | 68 mm | 
| Focus range | 1.5 m to ∞ | 
| Focusing | |
| Scale | Combined scale meter (m)/foot (ft) | 
| Smallest object field | Full-frame: 220 x 330 mm | 
| Largest scale | 1:9 | 
| Diaphragm | |
| Setting/Function | Click-stop diaphragm with half-increment lock settings | 
| Smallest aperture | 22 | 
| Bayonet | Leica M bayonet with 6-bit encoding | 
| Filter (type) | E49 | 
| Lens hood | Integrated, extendable | 
| Dimensions | |
| Length | Approx. 104,7 mm | 
| Diameter | Approx. 58.5 mm | 
| Weight | Approx. 450 g | 
Technical Data Files
 
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