Nikon 70 Service ManualSpecifications
- M2 ･ -
VBA10401-R.3623.A
Autofocus
Detection range
–1 – +19 EV (ISO 100 at 20 °C/68 °F)
AF-area mode
Single-area AF, dynamic-area AF, dynamic-area AF with closest subject priority
Focus lock
Focus can be locked by pressing shutter-release button halfway (single-servo AF) or by pressing AE-L/AF-L button
TTL phase detection by Nikon Multi-CAM900 autofocus module with AF-assist illuminator (range approximately 0.5–3.0 m / 1´8˝–9´10˝)
Exposure
Metering
Three-mode through-the-lens (TTL) exposure metering
Matrix
3D color matrix metering (type G and D lenses); color matrix metering (other CPU lenses); metering performed by 1,005-pixel RGB sensor
Center-weighted
Weight of 75% given to 6, 8, 10, or 12-mm circle in center of frame
Spot
Meters 2.3-mm circle (about 1% of frame) centered on active focus area
Range(ISO 100 equivalent, f/1.4 lens, 20 °C/68 °F)
0 – 20 EV (3D color matrix or center-weighted metering)
3 – 20 EV (spot metering)
Exposure meter coupling
CPU coupling
Exposure control
Operating mode
Digital Vari-Program (auto,portrait,landscape,close up,sports,night landscape,night portrait), programmed auto (P) with flexible program; shutter-priority auto (S); aperture priority auto (A);
manual (M)
Exposure compensation
–5 – +5 EV in increments of 1/3 or 1⁄2 EV
Bracketing
Exposure and / or flash bracketing (2–3 exposures in increments of 1/3 or 1⁄2 EV)
Exposure lock
Luminosity locked at detected value with AE-L/AF-L button
Shutter
Speed
30 – 1/8000 s in steps of 1/3 or 1⁄2 EV, bulb, remote
Combined mechanical and CCD electronic shutter
Sensitivity
200 – 1600 (ISO equivalent) in steps of 1/3 EV
White balance
Bracketing
2–3 exposures in increments of 1
Auto (TTL white-balance with 1,005 pixels RGB sensor), six manual modes with fine-tuning, preset white balance
- M3 ･ -
VBA10401-R.3623.A
Storage
Media
Type I and II CompactFlash memory cards; Microdrives
File system
Compliant with Design Rule for Camera File System (DCF) 2.0 and Digital Print Order Format (DPOF)
Compression
•NEF (RAW): compressed 12-bit
•JPEG: JPEG baseline-compliant
Built-in Speedlight
Guide number(m / ft at 20 °C/68 °F)
•ISO 200: approximately 15/49 (manual 17/56)
•ISO 100: approximately 11/36 (manual 12/39)
•, , , : auto flash with auto pop-up
•P, S, A, M: manual pop-up with button release
Flash
Sync contact
X-contact only; flash synchronization at up to 1/500 s
Sync modes
•, , : front curtain sync, red-eye reduction
•: slow sync, slow sync with red-eye reduction
•, , : front curtain sync and red-eye reduction available with optional Speedlights
•P, S, A, M: front curtain sync, slow sync, rear-curtain sync, red-eye reduction, slow sync with red-eye reduction
Flash-ready indicator
Lights when SB-series Speedlight such as 800, 600, 80DX, 28DX, 50DX, 28, 27, or 22s is fully charged; blinks for 3 s after flash is fired at full output
Flash control
TTL
TTL flash control by 1,005-pixel RGB sensor (CPU lenses only)
•Built-in Speedlight: i-TTL balanced fill-flash for digital SLR, or standard i-TTL flash for digital SLR (spot metering or mode dial set to M)
•SB-800 or 600: i-TTL balanced fill-flash for digital SLR, or standard i-TTL flash for digital SLR (spot metering)
Auto aperture
Available with SB-800 with CPU lens
Non-TTL auto
Available with such Speedlights as SB-800, 80DX, 28DX, 28, 27, and 22s
Range-priority manual
Available with SB-800
Flash compensation
–3 – +1 EV in increments of 1/3 or 1⁄2 EV
Creative Lighting System
Supports Flash Color Information Communication and FV lock with built-in Speedlight, SB-800, and SB-600. SB-800 and 600 also support Advanced Wireless Lighting.
Accessory shoe
Standard ISO hot-shoe contact with safety lock
- M4 ･ -
VBA10401-R.3623.A
Video output
Can be selected from NTSC and PAL
External interface
USB
Tripod socket
1⁄4˝ (ISO)
Power source
•One rechargeable Nikon EN-EL3 Li-ion battery; charging voltage (MH-18 quick charger or optional MH-19 multi charger): 7.4 V DC
•Three CR2 lithium batteries (with MS-D70 battery holder)
•EH-5 AC adapter (available separately)
Dimensions (W × H × D)
Approximately 140 × 111 × 78 mm (5.5˝ × 4.4˝ × 3.1˝)
Weight
Approximately 595 g (1 lb 5 oz) without battery, memory card, body cap, or monitor cover
Operating environment
Temperature
0 – 40 °C (32 – 104 °F)
Humidity
Less than 85% (no condensation)
•Unless otherwise stated, all figures are for a camera with a fully-charged battery operating at an ambient temperature of 20 °C (68 °F).
Self-timer
Electronically controlled timer with 2 – 20 s duration
Depth-of-field preview
When CPU lens is attached, lens aperture can be stopped down to value selected by user (A and M modes) or value selected by camera (Digital Vari-Program, P, and S modes)
Monitor
1.8˝, 130,000-dot, low-temperature polysilicon TFT LCD with brightness adjustment
Firmware upgrades
Firmware can be upgraded by user