American Dynamics RAS917LS-1 Specifications download pdf (Page 38)

SPEEDDOME ULTRA VII CAMERA DOME INSTALLATION AND SERVICE GUIDE (8200-0184-01, REV. A1)

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Specifications-23X Camera

Type.................................. Interline transfer

1/4" CCD array

Scanning Area .................. 3.2 (H) x 2.4 (V) mm

Scanning System .............. 2:1 interlace

Video Out.......................... 1.0 Vp-p/75 ohms composite

Signal-to-Noise ................. 50 dB (typical)

Horizontal Resolution........470 lines at center

Minimum Illumination ........ 0.5 lux (AGC On, 20 IRE)

0.03 lux with ¼ s open

shutter

0.01 lux in IR mode

0.009 lux in IR mode with ¼ s

open shutter

White Balance................... Through-the-Lens (TTL)

Automatic Tracing White

balance (ATW)

NTSC:

Effective Pixels.................. 724 (H) x 494 (V) pixels

Scanning........................... 525 lines, 60 fields,

30 frames

Horizontal.......................... 15.734kHz

Vertical.............................. 59.9Hz

PAL:

Effective Pixels.................. 724 (H) x 582 (V) pixels

Scanning........................... 625 lines, 50 fields,

25 frames

Horizontal.......................... 15.625kHz

Vertical.............................. 50Hz

Lens Design

Type....................................... Aspherical

Focal Length .......................... 3.6 to 82.8mm

Aperture ................................. f1.6 (wide angle)

f3.7 (telephoto)

Viewing Angle (equivalent to 8-80 mm on 1/2" CCD

array, or 11-110 mm on 2/3" CCD array):

3.6mm ................................ 54.0°(H) x 40.5°(V)

82.8mm .............................. 2.5°(H) x 1.9°(V)

Field-of-View Formulas:

3.2mm* x distance from camera (m)

Focal length (mm)

= Horizontal view (m)

2.4mm** x distance from camera (m)

Focal length (mm)

= Vertical view (m)

* Horizontal scanning area of pickup device (mm) in camera.

** Vertical scanning area of pickup device (mm) in camera.

Example: Wide angle view with lens at 6mm and viewed

object at 10m.

3.2mm x 10m

6mm

= 5.33m Horizontal view (m)

2.4mm x 10m

6mm

= 4.0m Vertical view (m)

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