Olympus Camera Lens 261013 User Manual

ED90-250mm f2.8  
Instructions  
 
Attaching the Lens Strap  
Attaching the Lens Case Strap  
Using the Protection Filter  
Attaching Lens Hood LH-120B  
Pull the end of the strap  
at least 5 cm away from  
the buckle.  
<During use>  
Pull the end of the strap  
at least 5 cm away from  
the buckle.  
<During storage>  
To protect the lens, attach the protection filter.  
• Remove the protection filter before attaching another  
filter.  
How to Turn the Camera  
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15  
 
Precautions: Be Sure to Read the Following  
Focus Limit Switch  
This switch limits the autofocus range to speed up focusing in each  
range.  
Warnings: Safety Precautions  
-2.5m  
-8m  
8-2.5m  
Select the optimum mode according to the shooting distance.  
Close-up shooting : Autofocus is performed between 8 meters  
(26.6 ft) and 2.5 meters (8.3 ft).  
Normal shooting : Autofocus is performed from (infinity) to  
2.5 meters (8.3 ft).  
Distant shooting : Autofocus is performed from (infinity) to  
8 meters (26.6 ft).  
Do not view the sun  
through the lens.  
Do not leave the lens without the  
cap. If solar light is converged  
through the lens, a fire may result.  
Do not point the camera lens at the  
sun. Sunlight will converge in the lens  
and focus inside the camera, possi-  
bly causing a malfunction or fire.  
Handling Precautions  
Focus Stop Buttons  
• By holding down one of the focus stop buttons, you  
can deactivate autofocus operation and fix focus at the  
point where the button was pressed.  
• Four buttons are provided. All have the same effect.  
Working temperature  
range  
Abrupt temperature  
changes  
Do not put the lens with  
its contacts facing down.  
Too much pressure  
Shooting Cautions  
• Be sure to attach the hood when shooting against the light.  
• When two or more filters are used or a thick filter is used, part of the picture may be cut off or  
obscured.  
Do not touch the lens.  
Submergence  
Do not touch the  
contacts.  
Do not drop  
Attaching Lens Cap LC-140  
Organic solvents  
Excessive moisture  
Magnetism  
Storage Precautions  
Lens cleaning tissue or  
soft cloth  
Cap the lens when it is  
not used.  
Moth repellents  
Lens cleaning  
16  
17  
 
Main Specifications  
Technical Support (USA)  
Mount  
: Four Thirds mount  
Phone customer : Tel.1-800-260-1625 (Toll-free)  
Our phone customer support is available from 8 am to  
10 pm (Monday to Friday) ET  
E-Mail : [email protected]  
European technical Customer Support  
or call NUMBER : Tel.00800-67 10 83 00 (Toll-free)  
+49 1805-67 10 83 or +49 40-23 77 38 99 (Charged)  
Focal distance  
Max. aperture  
Image angle  
Lens configuration  
: 90-250 mm  
: f2.8  
: 14°-5.0°  
: 17 elements in 12 groups  
Multi-layer coating (partial single-layer coating)  
: f2.8 to f22  
: 2.5 m (8.3 ft) to (infinity)  
: AF/MF switching  
Iris control  
Shooting range  
Focus adjustment  
Weight  
: 3250 g (114.6 oz)  
Dimensions  
Lens hood mount  
: Max. dia. ø123 mm (4.8 in) x Overall length 276 mm (10.9 in)  
: Covering  
Filter mount thread diameter : 105 mm (4.2 in)  
• Design and specifications are subject to change without any notice or obligation on the part of  
the manufacturer.  
Lens configuration diagram  
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19  
 

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