| FEATURE | C-MOUNT | S-MOUNT (M12X0.5) |
|---|---|---|
| Standardization | + | – |
| Thread | 1″ 32 TPI | M12x0.5 |
| Size | o | ++ |
| manual iris | + | generally not |
| IR-Cut filter | in camera | in general possible in the lens |
| Special filters | front filters by thread in general | in the lens |
| Sensors | 1/10″ … 4/3″ | 1/4″ 1/3″ (most used) 1/1.8″ (2/3″ and 1″ very rare) |
| Price | o | ++ |
| Filter changer | camera side | camera side or in the lens |
| focal length range | 1.7mm .. 2000mm | 0.98mm .. 50mm (others on request) |
| F-Numbers | F0.7 .. F360 | F1.2 .. F10 (others on request) |
| Total Track | (27) 55mm .. 3000mm | 9.5mm .. 25mm (f=25mm; f=35mm; f= 50mm longer) |
| Availability Varios | ++ | + |
| Availability Zoom | + (very expensive) | – |
| Availability Fisheyes | + (very expensive) | +(low price) |
| Availability 5 Mega | o (very expensive) | + (low price) (f=5.4mm .. f=12mm) |
| Availability 10 Mega | – (very expensive) | o (Fisheye f=3.2mm f=5.4mm f=7.2mm (good price)) |
| low distortion | + expensive | + low price |
| Iris | + adjustable | – not adjustable + doesn‘t move |
| mounting | +r screw in as far as possible | o Lockring recommended |
| focussing | Inner focussing by focus ring | outer focussing using thread |
| Derlivery times | +small volume – large volume | + few + large amounts |
| Weight | o | ++ |
| Special designs | generally not | ++ (could make sense for 50+ ) |
| consumer market | – | ++ |
| Distance Sensor-Lens | generally 6-10mm | 0.5(!) – 20mm |
| use in OEM projects | less and less | more and more |
| use in handhelds | – | ++ |
| use in mobile phones | – | ++ |
| famous names | + | o |
| text on the lens | + | o in general not (on demand) |
| Optomechanical quality | in general pretty good | depends on origin –(toy quality) to ++ (OEM) |
| Availability Telezentric | ++ | o few available |
| Availability Macro | + (expensive) | o (using toolbox) low cost |
| Availiability Micro | + (expensive) | – |
| Availability scientific | + (very expensive ) | – |
