EN
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Features
The ED 90 – 250 mm f2.8 is a lens with high
imaging capability, designed exclusively for use
with Olympus FOUR THIRDS single-lens-refl ex
digital cameras.
Dustproof and drip-proof construction.
Telephoto zoom lens equivalent to a
180 – 500 mm lens on a 35 mm fi lm camera.
High-image-quality, 12-group, 17-element f2.8
lens system that includes three ED elements
(Extra-low Dispersion glass lenses).
Can be used in combination with the optional
EC-14 teleconverter.
Can be used in combination with the optional
EX-25 extension tube under the following
conditions:
Focal
Distance
Shooting Range
Magnifi cation
(Equivalent 35 mm
values are shown in
parentheses)
90 mm
47.7 cm – 53.5 cm
(1.59 ft. – 1.78 ft.)
0.28x – 0.32x
(0.56x – 0.64x)
150 mm
69.9 cm – 103.7 cm
(2.33 ft. – 3.45 ft.)
0.17x – 0.24x
(0.34x – 0.48x)
250 mm
107.1 cm – 264.3 cm
(3.57 ft. – 8.81 ft.)
0.10x – 0.21x
(0.20x – 0.42x)
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This lens cannot be used in combination with the
Olympus Macro Flash System.
Main Specifi cations
Mount :
Four
Thirds
Mount
Focal distance
: 90 – 250 mm
Max. aperture
: f2.8
Image angle
: 14˚ – 5˚
Lens confi guration : 17 elements in 12 groups
Multi-layer coating
(partial single-layer coating)
Iris control
: f2.8 to f22
Shooting range
: 2.5 m (8.3 ft.) to
∞
(infi nity)
Focus adjustment : AF/MF switching
Weight :
3250 g (114.6 oz.)
Dimensions :
Max. dia. Ø 123 mm
(4.8 in.) x Overall length
276 mm (10.9 in.)
Lens hood mount : Covering
Filter mount thread
diameter
: 105 mm (4.2 in.)
Design and specifi cations are subject to change
without any notice or obligation on the part of
the manufacturer.
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