Sony DSLR A230 Instruction Manual - Page 140

Others, Specifications - lenses

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Others Specifications Camera [System] Camera Type Digital Single Lens Reflex Camera with built-in flash and interchangeable lenses Lens All of α Lenses [Image sensor] Total pixel number of camera Approx. 10 800 000 pixels Effective pixel number of camera Approx. 10 200 000 pixels Image format 23.6×15.8 mm (APS-C format) Interlace scan Primary Color [SteadyShot] System Image sensor-shift mechanism SteadyShot Compensation capability Approximately 2.5 to 3.5 EV decrease in shutter speed (varies according to shooting conditions and lens used) [Anti-Dust] System Charge protection coating on Low-Pass Filter and image sensor-shift mechanism [Auto Focus System] System TTL phase-detection system, CCD line sensors (9 points, 8 lines with center cross-hair sensor) 140 Sensitivity Range 0 to 18 EV (at ISO 100 equivalent) AF illuminator Approx. 1 to 5 m (3.3 to 16.4 feet) [Viewfinder] Type Fixed eye-level pentaDach-mirror Field of View 0.95 Magnification 0.83 × with 50 mm lens at infinity, -1 m-1 Eye Relief Approximately 16.5 mm from the eyepiece, 10.9 mm from the eyepiece frame at -1 diopter (-1 m-1) Dioptor Adjustment -2.5 to +1.0 m-1 [Exposure control] Metering Cell SPC Metering method 40-segment honeycombpattern Metering Range 1 to 20 EV (3 to 20 EV with Spot metering), (at ISO 100 with F1.4 lens) ISO sensitivity (Recommended exposure index) AUTO, ISO 100 to 3200 Exposure compensation ±2.0 EV (1/3 EV step) [Shutter] Type Electronically-controlled, vertical-traverse, focalplane type

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140
Others
Specifications
Camera
[System]
Camera Type
Digital Single Lens Reflex
Camera with built-in flash
and interchangeable lenses
Lens
All of
α
Lenses
[Image sensor]
Total pixel number of camera
Approx. 10 800 000 pixels
Effective pixel number of camera
Approx. 10 200 000 pixels
Image format
23.6×15.8 mm (APS-C
format) Interlace scan
Primary Color
[SteadyShot]
System
Image sensor-shift
mechanism
SteadyShot Compensation capability
Approximately 2.5 to 3.5
EV decrease in shutter
speed (varies according to
shooting conditions and
lens used)
[Anti-Dust]
System
Charge protection coating
on Low-Pass Filter and
image sensor-shift
mechanism
[Auto Focus System]
System
TTL phase-detection
system, CCD line sensors
(9 points, 8 lines with
center cross-hair sensor)
Sensitivity Range
0 to 18 EV (at ISO 100
equivalent)
AF illuminator
Approx. 1 to 5 m (3.3 to
16.4 feet)
[Viewfinder]
Type
Fixed eye-level penta-
Dach-mirror
Field of View
0.95
Magnification
0.83 × with 50 mm lens at
infinity, –1 m
–1
Eye Relief
Approximately 16.5 mm
from the eyepiece,
10.9 mm from the eyepiece
frame at –1 diopter
(–1 m
–1
)
Dioptor Adjustment
–2.5 to +1.0 m
–1
[Exposure control]
Metering Cell
SPC
Metering method
40-segment honeycomb-
pattern
Metering Range
1 to 20 EV (3 to 20 EV
with Spot metering), (at
ISO 100 with F1.4 lens)
ISO sensitivity (Recommended
exposure index)
AUTO, ISO 100 to 3200
Exposure compensation
±2.0 EV (1/3 EV step)
[Shutter]
Type
Electronically-controlled,
vertical-traverse, focal-
plane type