Mamiya 645 AFD III manual Using the Focus Lock Function, AF Assist Infrared Light, Lock the focus

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Using the Focus Lock Function

AF Assist Infrared Light

If the object that you want to focus on is not in the focus frame

, the camera focuses

on the background at the center. In such cases use the focus lock function to lock the focus before releasing the shutter.

1.Set the focus mode selector lever to “S” or “C.”

Put the subject in the focus frame

and half-

press the shutter release button.

 

 

 

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When the subject is dark or the low-key and the camera fails to auto-focus, a red lamp may light on the front of the camera when the shutter re- lease button is half-pressed. This is a light that assists the camera’s auto focus function.

2. Lock the focus.

When the focus mark in the viewfinder LCD is lit, press the AF lock button on the front of the camera to lock the focus.

3. Adjust the composition.

With the shutter release button half-pressed, slide the camera to achieve the desired composition, and release the shutter.

★When the focus mode is set at “S” (single fo- cus mode) and the focus mark is lit, hold the shutter release button halfway down to lock

the focus.

1. Assignment of the AEL and AFL buttons can be swapped. Custom settings (C-15 on page 94).

2.You can set the camera so that when the AFL button is pressed, AF is activated and AF lock is performed

Custom settings (C-19 on page 95)

★The AF assist infrared light is emitted only when the focus mode is set to “S” (single focus mode).

★Effective range of the AF assist infrared light is limited. It does not reach distant subjects.

Range: 9m/29.5 ft. (using 80 mm f/2.8 lens under our test conditions)

★When using a lens hood or a bellows lens hood (sold as an optional accessory) that may interfere the assist light, set focus before mounting the hood.

The AF assist infrared light can be disabled.

Custom settings (C-26 on page 95)

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Contents Instructions Special Advice To Professional Photographers PrefaceNames of Parts and Functions Viewfinder LCD Liquid Crystal Displays LCDMain LCD Electronic Dial OperationMiscellaneous Operations 98 to110 ContentCustom Functions 90 to Set the auto focus mode selec- tor lever to S. See Camera Operation TestInserting the Batteries without batteries Checking the Battery PowerAlkaline battery Camera will not operateRemove the battery compartment screw cap Installing the Battery in the MagazineBattery Power / Battery Care Insert a batteryAttaching and Removing a Lens Attaching the lensInstallation and removal of the magazine and its dark slide Before installationShutter Safety Retraction Attaching / Detaching a MagazineDiopter not matching.Diopter matching Diopter AdjustmentReplacing the Diopter Correction Lens Dial Setting the Index NumberHow to imprint the same index number Setting Date and Time Setting Date and Time / StrapBasic Operation Attaching a Lens Setting the Film SpeedAttaching a Lens and a Magazine Attaching a MagazineLoading Film in the Magazine Insert the loaded film insert into the magazine Attach the leader paper of the film to the empty spoolClose the back cover Film.Camera Magazine Selecting the Shooting Frame Number DisplayCompatibility between the HM402 and HM401 120/220 magazines BodyMode setting and a C continuous advance Taking Photos in the Fully Automatic ModeSet the focus mode selector lever to S single focus mode Mode setting. SeeShutter Release Button Shutter Release Button / Holding the CameraFocus Holding the CameraRemoving a Partially Exposed Roll of Film Unloading the exposed filmElectrical Contacts This chapter describes various functions of the cameraFocus Modes Single focus mode S Focus AreaContinuous focus mode C Focus AreaManual Focus Mode M Manual Focus ModeLenses with the Focus Mode Selector Mals in cages, etc Subjects with continuous re When Auto Focus FailsManual focusing using the focus mark Adjust the composition Using the Focus Lock FunctionSet the focus mode selector lever to S or C AF Assist Infrared LightContinuous Mode Single-Frame ModeSelf-Timer Mode Drive ModesProgram Shift PH/PL Exposure ModesProgram AE P Normal Program shift areaShutter Priority AE Tv Custom settings C-01 onAperture Priority AE Av Speed Manual Mode MTurn the front dial to set the desired shutter ±6 EVOne-push shift function CF Custom Function Mode CFMode Selected aperture value can be locked. SeeExposure Metering Modes How to select an exposure modeExposure Metering Modes Exposure warningsWidth of the exposure compensation step can be changed Exposure CompensationDisplay of the exposure compensation of the viewfinder LCD AE Lock Mode Metered-value difference indicatorNormal exposure Under exposure Auto-Bracketing ModeMargin Single-Frame Mode S Multiple Exposure ModeAE settings under auto-bracketing mode Continuous Mode CCelled To cancel the Multiple Exposure ModePress the shutter release button Exposure compensation in typical multiple exposuresHalfway while looking into the view finder Using auto focus and auto exposure Manual modeTaking Photos with the Mirror Up Electronic Shutter Release Contact Selecting the Number of Frames to be ShotElectronic Shutter Release Contact / Eyepiece Shutter Eyepiece ShutterSelf Timer Mode Front / Rear Dial Lock Function Depth of Field / Depth of Field PreviewInfrared Photography Flash PhotographyFor example Rear Curtain Sync ModeMetz Flash SCA3952 System Functions Viewfinder LCD read-outs Flash Compensation SettingsExternal LCD Panel normal display This camera’s synchro contact is an X contact Superimposing DataSelected shutter speed and aperture level can be locked See Custom Functions Setting Custom Functions Custom Functions of Mamiya 645AFDTypes of Custom Functions Bulb exposure time setting AFL function lock modeMode one-push setting Bulb shutter release settingMiscellaneous Operations Changing the Focusing Screen Available functions with M645 lens Using the M645 Manual Focus LensesExternal Battery Socket Half press the shutter release button to show shutter speedMemo Clip Using a TripodTripod / Memo Clip When Any of These Displays Appear Specifications Field of View 94%* of actual image Viewfinder InformationCommon Sense Camera Care and Practice Maintenance and check of the cameraImportance of Proper Maintenance After-Sale Servicing

645 AFD III specifications

The Mamiya 645 AFD III is a substantial piece of photographic equipment that has long earned its place as a favorite among professional photographers and serious enthusiasts. Building upon the success of its predecessors, this medium format camera offers a blend of advanced technology and ergonomic design, making it a robust tool for capturing stunning images.

One of the primary features of the Mamiya 645 AFD III is its medium format film capability, which utilizes 120 or 220 film. This allows photographers to achieve superior image quality with greater detail and a richer tonal range compared to standard 35mm cameras. The camera's 6x4.5 cm frame size is ideal for producing high-resolution images that are perfect for large prints and commercial works.

The AFD III is equipped with an advanced autofocus system, featuring a 5-point autofocus sensor that works efficiently in a variety of lighting conditions. The AF lock feature enables precise focusing on subjects, ensuring that photographers do not miss crucial moments. The camera also supports manual focus for those who prefer greater control over their shots.

Another significant aspect of the Mamiya 645 AFD III is its compatibility with a wide range of interchangeable lenses. Mamiya's extensive line of lenses includes options for wide-angle, standard, and telephoto photography, catering to diverse creative needs. This versatility is enhanced by the camera's electronic aperture control, which allows for smooth adjustments while taking photos.

Built with a durable, all-weather body, the Mamiya 645 AFD III stands up to the rigors of professional use. Its design focuses on user comfort, with intuitive placement of buttons and controls that facilitate quick adjustments on the fly. The camera's clear viewfinder provides a bright, unobstructed view for accurate composition.

The inclusion of an electronic film advance further simplifies the shooting process. The camera can automatically advance the film to the next frame, minimizing the risk of double exposure. Additionally, the Mamiya 645 AFD III features a built-in metering system, allowing for accurate exposure readings in various lighting environments.

For those transitioning to digital photography, the AFD III can be paired with a digital back, making it a flexible choice for both film and digital mediums. This adaptability ensures that photographers can choose the best format for their creative vision.

In conclusion, the Mamiya 645 AFD III is a medium format camera that combines quality, versatility, and user-friendly technology. Its impressive features, robust build, and support for various photographic needs make it an exceptional choice for anyone serious about photography. Whether shooting landscapes, portraits, or commercial work, the Mamiya 645 AFD III provides the tools needed to capture stunning images with precision.
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