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GR LENS A12 28mm F2.5
Instruction Manual
The serial number may be found on the bottom of the lens.
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Package Contents Before using your Ricoh lens, confirm that the package contains the items listed below. Camera unit Lens cap The serial number may be found on the bottom. Comes attached to the camera unit. I nstruction manual (this manual) W arranty Connector cap Soft case Comes attached to the camera unit.
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Introduction To use this lens, you need to attach it to a compatible camera body. Refer to the Camera Body User Guide for details about how to operate shooting and playback functions and change settings and to read important precautions for use. This instruction manual will explain functions and operating procedures that are available only when this camera unit is used with a compatible camera body. See also the GXR Camera Body User Guide. To make the best use of this product’s functions, re
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Safety precautions Read all safety precautions thoroughly to ensure safe use. Test shots Take test shots to ensure that the camera is working properly before taking photos on important occasions. Copyright Reproduction or alteration of copyrighted documents, magazines, and other materials, other than for personal, home, or other similarly limited purposes, without the consent of the copyright holder, is prohibited. Exemption from liability Ricoh Co., Ltd. assumes no liability for failure to
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© 2010 RICOH CO., LTD. All rights reserved. This publication may not be reproduced in whole or in part without Ricoh’s express written permission. Ricoh reserves the right to change the contents of this document at any time without prior notice. Every effort has been made to ensure the accuracy of the information in this document. Should you nevertheless notice any errors or omissions, we would be grateful if you would notify us at the address listed on the back cover of this booklet.
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Safety Precautions Warning Symbols Various symbols are used throughout this instruction manual and on the product to prevent physical harm to you or other people and damage to property. The symbols and their meanings are explained below. This symbol indicates matters that may lead to imminent risk of Danger death or serious injury if ignored or incorrectly handled. This symbol indicates matters that may lead to death or serious Warning injury if ignored or incorrectly handled. This symbol
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Sample Warnings The symbol alerts you to actions that must be performed. The symbol alerts you to prohibited actions. The symbol may be combined with other symbols to indicate that a specific action is prohibited. Examples = Do not touch = Do not disassemble Observe the following precautions to ensure safe use of this unit. Danger Do not attempt to disassemble, repair or alter the equipment yourself. The high- voltage circuitry in the equipment poses significant electrical hazard.
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Warning Keep the equipment out of the reach of children. Do not touch the internal components of the equipment if they become exposed as a result of being dropped or damaged. The high-voltage circuitry in the equipment could lead to an electric shock. Remove the battery as soon as possible, being careful to avoid electric shocks or burns. Take the equipment to your nearest dealer or service center if it is damaged. Do not use the equipment in wet areas as this could result in fire or electr
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Caution Do not allow the equipment to get wet. In addition, do not operate it with wet hands. Both pose the risk of electric shock. Safety Precautions When using optional products, carefully read the instructions for Accessories provided with the product before using that product.
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Table of Contents Package Contents ................................................................................................................. 2 Introduction ............................................................................................................................ 3 Safety Precautions ................................................................................................................ 6 Parts ofthe L ens ...................................................
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Settings ................................................................................................................22 [Picture Quality/Size] Setting (Shooting Menu) ......................................................22 Photographs ...............................................................................................................23 Movies ...........................................................................................................................24 [Noise Reduc
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[Spot AF Area Setting] (Setup Tab Menu) ..................................................................33 Specifications ......................................................................................................34 Internal Memory/Memory Card Capacity ..................................................................40 Appendices ..........................................................................................................43 Optional Accessories .......................
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Parts of the Lens 1 2 3 1 Connector 2 Focus ring 3 Lens 1
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Upgrading the Product Updating the camera’s firmware When you first attach the camera unit to the camera body, the version update function will start automatically if the firmware of the camera’s body need to be updated. In such case, update the firmware of the camera’s body using the following procedure. If the firmware’s version is already up to date, the version update function will not start and you can use the lens right away. 1 Check thatthe camera is turned off and attach the came
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2 Turn on the camera. • A confirmation message about updating the firmware appears. 3 Pressthe F n1/Fn2 buttons to select[ Yes] and then pressthe MENU/ OK button. • The firmware’s update begins and the following messages appear on the picture display. [Checking rewrite file] [Rewriting program] The camera will automatically turn off and then back on. After the camera restarts, the firmware’s version screen will be displayed and the update will be completed. 1
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Note -------------------------------------------------------------------------------------- • To confirm the firmware’s version, select [Firmware Version] in the setup menu. Alternatively, with the camera off, keep the 6 (Play) button pressed for more than 1 second while holding the – button pressed down. The firmware’s version will appear on the picture display for about 20 seconds. • For the latest information on firmware updates, see the Ricoh Web site (http://www.ricoh.com/r_dc/). Y
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Shooting Macro Functions The Macro Shooting, Macro Target, Auto Macro, and Minimum Shooting Distance Display during Macro Shooting functions are not available with the A12 28mm F2.5 lens. 1
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Mode P: Program Shift The diagram on the following page gives estimates of the shift range for various combinations of aperture values and shutter speeds. The actual values may vary depending on EV (exposure value). In these examples, the flash mode is set to [Flash Off], and the ISO setting is set to [ISO200]. 1
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Ev8 Ev9 Ev10 Ev11 Ev12 Ev13 Ev14 Ev15 Ev16 Ev17 Ev18 Ev19 Ev20 Ev7 F22 F22.0 F16 Ev6 Ev5 F11 F8.0 Ev4 F5.6 Ev3 Ev2 F4.0 F2.8 Ev1 F2.5 Ev0 F2.0 Ev-1 F1.4 F1.0 Ev-2 Ev-3 2 1 1/2 1/4 1/8 1/15 1/30 1/60 1/125 1/250 1/500 1/1000 1/2000 1/4000 1
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Mode M: Manual Exposure If [Auto] or [Auto-Hi] is selected for ISO Setting, ISO will be fixed at 200 while the camera is in manual exposure mode. 0
