Olympus ED 9-18mm f4.0-5.6 is an Auto Focus (AF)
Wideangle Zoom lens with FourThirds max sensor coverage and it is designed to be used with Micro Four Thirds mount cameras.
Lens Mount
Olympus ED 9-18mm f4.0-5.6 is compatible with cameras that have
Micro Four Thirds lens mount. Some of the latest released cameras with Micro Four Thirds lens mount are
Panasonic GH5 II,
Olympus E-M10 IV and
Panasonic G100.
Sensor Coverage
Max sensor coverage of Olympus ED 9-18mm f4.0-5.6 is
FourThirds.
Focal Range
Olympus ED 9-18mm f4.0-5.6 has a focal range of 9-18mm and 2.0X zoom ratio.
Optical Image Stabilization
Olympus ED 9-18mm f4.0-5.6 doesn't have an optical image stabilization system so the only option to stabilize the image taken with this lens is to mount on a camera body with IBIS (sensor based In-body image stabilization).
Body Colour
Olympus ED 9-18mm f4.0-5.6 is available in Black and Silver color.
Zoom Method
Olympus ED 9-18mm f4.0-5.6 features
Rotary (extending) zoom method where the length of the lens changes as you zoom in or out. This makes it possible to design the lens with a smaller minimum length ( generally when it is zoomed out) compared to internal zoom lenses. The disadvantages of this design are being harder to seal against dust and moisture, weight balance shifting while zooming and zoom creep in certain lenses.
Maximum Magnification Ratio
Olympus ED 9-18mm f4.0-5.6 has a Max Magnification Ratio of
0.1x and has a minimum focusing distance of
0.25m.
Aperture
Olympus ED 9-18mm f4.0-5.6 is a variable aperture lens with a max aperture of f4 and a minimum aperture of f22 at 9mm, and a max aperture of f5.6 and minimum aperture of f22 at 18mm .
Optical Formula
Olympus ED 9-18mm f4.0-5.6's optical formula consists of 12 elements in 8 groups.