Note: This body does not meter with manual focus lenses or in cases where AF function is not passed to body.
Type of camera : Integral-motor autofocus 35mm single-lens reflex (SLR) with built-in TTL flash
Picture format : 24 x 36mm [standard 35mm (135) film format)
Lens mount : Nikon bayonet mount
Lenses usable : AF Nikkor lenses (except AF-Nikkor 80mm f/2.8, ED 200mm f/3.5 IF, and autofocus converter TC-16/TC-16A), and non-AF Nikkor lenses (with limitation) available
Viewfinder : Fixed eye-level pentaprism type; 0.8x magnification with 50mm lens set at infinity; 92% frame coverage with Eyepiece cover: Model DK-5 prevents stray light from entering viewfinder
Viewfinder information : Green focus indicator LED for focusing, red extire indicator LED shows over- and underexposure warning, and correct exposure; red flash ready-light for flash photography
Autofocus Type and Focus modes
Single servo.
Autofocus, and manual focus with focusing confirmation.
Single-Servo AF and Continuous-Servo AF Continuous-Servo is possible in ADVANCED mode only
Autofocus detection system: TTL phase detection system using Nikon Advanced AM200 sensor. Approx. EV -1 to 19 (at ISO 100)
Auto Exposure lock: Available via pressing the AEL button while the meter is on (Centre-Weighted Metering selected when the AEL button is pressed)
Focusing Screen : Nikon BriteView screen with central focus brackets for autofocus operation
Focus tracking : Automatically activated with a moving subject: works as long as subject moves towards or away from the camera at a constant speed
Focus Confirmation : Available in manual focus mode with an AF Nikkor, mountable Nikkor and Series E lens with a maximum aperture of f/5.6 or faster
Exposure Modes : Programmed auto, Shutter-Priority auto, Aperture-Priority auto and Manual exposure modes
Programmed Auto : Nikon Auto Multi-Program; both shutter speed and aperture are set automatically
Shutter-Priority Auto : Aperture automatically selected to match manually set shutter speed
Aperture-Priority Auto : Shutter speed automatically selected to match manually set aperture.
Manual : Both aperture and shutter speed are set manually
Auto exposure lock : Available by pressing the AE-L button while the exposure meter is on
Metering range : EV 0 to EV 19 at ISO 100 with f/1.4 lens
Exposure Metering : Matrix Metering (for ensuring correct automatic operation in Programmed, Shutter-Priority and Aperture-Priority auto exposure modes); Centre-Weighted Metering (for Manual exposure mode or when using the AE-L button in auto exposure mode); metering activated by lightly pressing shutter release button: stays on for approx. 8 sec. after lifting finger from button.
Film speed range and setting : ISO 25 to 5000 for DX-coded film. Automatically set by DX-coded film (ISO 100 is automatically set for all non-DX-coded films)
Shutter : Electronically controlled vertical-travel focal-plane shutter. Electromagnetic release.
Shutter speeds : 1/2000 to 30 sec. on Programmed and Aperture-Priority auto exposure modes; 1/2000 to 1 sec. on Shutter-Priority auto and Manual exposure modes: T setting for long time exposure provided
Automatic film advance : Film automatically advances to frame one when shutter release button is depressed once; film advance indicator rotates to show that film is loaded and being advanced properly.Film automatically advances one frame at approx. 0.4 sec. when shutter is released; film advance stops automatically at end of film roll.
Frame counter : Accumulative type; automatically reset when camera back is opened
Film rewind : Automatically rewound by built-in motor
Self timer : Electronically controlled; approx.10 sec. exposure delay; blinking LED indicates self-timer operation; two-shot self-timer is possible; cancellable.
Reflex mirror : Automatic, instant-return type. Non-lockable.
Camera back : Film cartridge confirmation window and film advance indicator
Accessory shoe : Standard ISO-type with hot-shoe contact, ready-light contact, TTL flash contact, monitor contact
Built-in TTL flash : Guide number: 12 (Metres, at ISO 100 and 20°C); Angle of coverage: 28mm lens or longer lens with some limitations.
Automatic Balanced Fill-Flash : Matrix Balanced Fill-Flash is possible in auto exposure modes; Centre-Weighted Fill-Flash is possible in Manual exposure mode
Flash synchronization :
In Programmed auto or Aperture-Priority auto, shutter operates 1/125 to 1/60 sec. (or 1/[focal lengthj sec. with lens focal length less than 60mm)
In Shutter-Priority auto or Manual exposure mode, automatically set to 1/125 sec. when shutter is manually set at 1/125 sec. or faster; if shutter is manually set at 1/125 sec. or slower, shutter fires as set.
Flash ready-light : Flash ready-light blinks when flash is recommended (scene darker than EV 10 at ISO 100, or a scene with brightness of EV 10 or higher at ISO 100 where the centre portion is darker than other areas by more than EV 2) and lights up when built-in TTL flash or accessory Nikon Speedlight is ready to fire. Autofocus flash photography: Possible only with Nikon Autofocus Speedlight SB-24, SB-23, SB-22 or SB-20 or any other dedicated flash units.
Batteries : Four AA-type batteries
Body finish : Silver and Black available
Dimensions (W x H x D): F-401x: 154 X 102 X 65mm F-401x Quartz Date: 154 X 102 X 67mm
Weight (body only) : F-401x: Approx. 647g F-401x Quartz Date: 654g
For Databack function (F-401x (Quartz Date only) Data imprint functions: Year/Month/Day, Day/Hour/Minute, No imprint, Month/Day/Year and Day/Month/Year are selectable; 24-hour built-in clock with timing accuracy within +90 seconds a month at normal temperatures. Power source: One 3V lithium (CR2025) battery