Sigma 10-20mm f/4-5.6
| Focusing distance: | 24cm / 9.4in |
| Magnification: | 0.15x |
| Filter size: | 77mm |
| Lens size: | ø83.5mm x 86.4mm / ø32.9in x 34in |
| Weight: | 495g / 17.5oz |
| Construction: | 14 elements in 10 groups |
| Accessories: | Case, Petal-type Hood |
Eddie's take on it
An APS-C lens ported to Four Thirds, it is outclassed in every possible way by the Olympus 9-18mm. There is absolutely no reason to get this lens over the 9-18mm or the 11-22mm.