Olympus ED 90-250mm f/2.8

Weight: 3270 g
Brand: Olympus
Description: Mount: 4/3, lens type: telephoto, focal length: variable, autofocus, min. focal length: 90 mm, max. focal length: 250 mm, aperture F at min. focal length: 2.80, Aperture
Type: Lens
Functions: Focusing motor for Nikon F, internal focusing
Length: 276 mm
Diameter: 124 mm
Max. focal length: 250 mm
Min. focal length: 90 mm
Focal length: Variable
Lens type: Telephoto lens
Zoom ratio: 2.8x
Max viewing angle: 14 degrees min
Auto focus: There is
Bayonet: 4/3
Filter thread diameter: 105 mm
Aperture F at max. focal length: 2.8
Aperture F at min. focal length: 2.8
Minimum aperture F: 22
Number of aperture blades: 9
Security: Dustproof, frost resistance, moisture protection
Minimum viewing angle: 5 deg.min
Number of element groups: 12
Number of low dispersion elements: 3
Number of elements: 17