HP Photosmart R837 - Manual (Page 52)

B Specifications
Resolution Pictures:
●
7.24MP (3112 by 2328) effective pixel count
● 7.4MP (3164 by 2342) total pixel count
Video clips:
●
VGA
–
640 by 480 total pixel count
– Best—24 frames/sec
– Better—12 frames/sec
● QVGA
–
320 by 240 total pixel count
–
Good—24 frames/sec
Sensor Diagonal 7.208 mm (1/2.5 in, 4:3 format) CCD
Color depth 36 bit (12 bits by 3 colors). 36 bit images are transformed into an
optimized 24 bit image and stored in the JPEG format. This
transformation results in no discernible change to color or detail in the
stored image, and allows the image to be read by computers.
Lens Focal length:
●
Wide—6.5 mm
● Telephoto—19.5 mm
● 35 mm equivalent—39 mm to 1.18 m
F-number:
●
Wide—f/3.5 to f/7.4
● Telephoto—f/4.2 to f/8.8
Viewfinder None
Zoom ● 3x optical zoom with 10 positions between wide and telephoto
● 8x digital zoom
Focus Focus settings: Auto (Default), Close-up
Auto (Default):
●
Wide—500 mm (19.7 in) to infinity
● Telephoto—600 mm (23.62 in) to infinity
Close-up—Wide, 100 mm to 1 m (3.94 in to 39.4 in)
Shutter speed 1/2000 to 10 seconds
Built-in flash Yes, 6-second typical recharge time (9-second maximum recharge time
at power-on)
Flash working range ● Zoom Position Wide—Maximum with ISO Speed set to Auto: 4.1
m (13.5 ft) at f/3.5
● Zoom Position Telephoto—Maximum with ISO Speed set to
Auto: 3.3 m (10.8 ft) at f/4.2
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