Sony SLT-A57M User Manual
Page 84
Specifications
84
Frame coverage
100%
Magnification
When [Viewfinder Magnifi.] is set to [Maximum]:
1.04× with 50 mm lens at infinity, –1 m
–1
(diopter)
When [Viewfinder Magnifi.] is set to [Standard]:
0.97× with 50 mm lens at infinity, –1 m
–1
(diopter)
Eye Point
When [Viewfinder Magnifi.] is set to [Maximum]:
Approximately 23.1 mm from the eyepiece, 18 mm
from the eyepiece frame (at –1 m
–1
)
When [Viewfinder Magnifi.] is set to [Standard]:
Approximately 25.2 mm from the eyepiece, 20.1 mm
from the eyepiece frame (at –1 m
–1
)
Diopter Adjustment
–4.0 m
–1
to +3.0 m
–1
(diopter)
[LCD screen]
LCD panel
7.5 cm (3.0 type) TFT drive
Total number of dots
921 600 (640 × 3 (RGB) × 480) dots
[Exposure control]
Metering Cell
“Exmor” CMOS sensor
Metering method
1 200-zone evaluative metering
Metering Range
–2 EV to +17 EV on Multi segment, Center weighted,
Spot modes (at ISO 100 equivalent with F1.4 lens)
ISO sensitivity (Recommended exposure index)
Still images: AUTO (ISO 100 – 3 200), ISO 100 to
16 000 (1 EV step)
Movies: AUTO (ISO 100 – 3 200 equivalent), ISO 100
to 3 200 equivalent (1 EV step)
Exposure compensation
±3.0 EV (1/3 EV step)
[Shutter]
Type
Electronically-controlled, vertical-traverse, focal-plane
type
Speed range
Still images: 1/4 000 second to 30 seconds, bulb
Movies: 1/4 000 second to 1/4 second (1/3 step), up to
1/60 in AUTO mode
Flash sync speed
1/160 second
[Built-In-Flash]
Flash G.No.
GN 10 (in meters at ISO 100)
Recycling time
Approx. 3 seconds