Camera Zoom 25x 8MP+4MP Panoramic & PTZ Dahua (SDT4E425-8P-GB-APV1)

Camera

Image Sensor

Overview channel: 1/2.7″ CMOS; Detail channel: 1/2.8″ CMOS.

Pixel

Overview channel: 8 MP; Detail channel: 4 MP.

Max. Resolution

Overview channel: 4096 (H) × 1860 (V); Detail channel: 2560 (H) × 1440 (V).

ROM

Overview channel: 4 GB; Detail channel: 4 GB.

RAM

Overview channel: 2 GB; Detail channel: 1 GB.

Electronic Shutter Speed

1 s–1/30,000 s.

Scanning System

Progressive.

Min. Illumination

Overview channel:
0.005 lux@F1.4 (Color, 30 IRE);
0.0005 lux@F1.4 (B/W, 30 IRE);
0 lux (illuminator on).
Detail channel:
0.005 lux@F1.6 (Color, 30 IRE);
0.0005 lux@F1.6 (B/W, 30 IRE);
0 lux (illuminator on).

Illumination Distance

Overview channel: 30 m (98.43 ft) (IR); 30 m (98.43 ft) (white light); Detail channel: 100 m (328.08 ft) (IR); 50 m (131.23 ft) (white light).

Illuminator On/Off Control

Overview channel:
Manual; Auto; Off.
Detail channel:
Zoom Prio; Manual; Auto; Off.

Illuminator Number

Overview channel: 2 (IR light); 2 (White light); Detail channel: 2 (IR light); 2 (Warm light).

Lens

Focal Length

Overview channel: 2.8 mm; Detail channel: 5 mm–125 mm.

Max. Aperture

Overview channel: F1.4; Detail channel: F1.6-F3.6.

Field of View

Overview channel: H: 180°; V: 86°; Detail channel: H: 51.9°–3.0°; V: 39.7°–2.2°; D: 63.1°–3.7°.

Optical Zoom

Overview channel: NA; Detail channel: 25×.

Focus Control

Auto; manual; semi-auto.

Close Focus Distance

Overview channel: 0.6 m (1.97 ft); Detail channel: 0.1 m–0.5 m (0.33″–1.64″).

Iris Control

Overview channel: NA; Detail channel: Auto; manual; iris prio.