USB High clear digital auto focus document camera for teaching

The optical part

lens

F1.4 ~2.6, f =3.9~85mm

display area

maximum 260* 210 mm

Zoom

22* optical zoom 10* digital zoom

Focus

Auto / Manual

Iris

Auto / Manual

Imaging system

imaging element

1/3 '' 3.2 million-pixel color image sensor

Total pixel

1920(H)*1080(V)

Brightness decomposition force

850TV line

Identification of brightness level

10 level

Refresh rate

25 frames / second refresh rate of 60Hz XGA, 720P, SXGA, 1080P

SNR

50dB or more

White balance

manual / automatic activation

Frequency of signal output format

H: (48.4/60+-0.25)KHZ

V: (60/75+-0.2)HZ

Video System

composite video

1V +-0.2Vp-p  75Ω

Audio

-10dB  10KΩ above

Lighting section

Auxiliary light

1W ,LED×2

Bottom light

1W ,LED×1

Uniform illumination of the light box

≥80%

Input Selection

RGB switch

Internal / external RGB1 and audio / external RGB2 and audio 2

Input terminal

RGB

D-SUB 15-pin socket×2

Composite video

RCAsocket × 1

Audio

RCAsocket × 1,3.5mm stereo×2

Microphone

6.35 socket  × 1 ( -60dB  600Ω)

RS-232

D-SUB 9-pin socket × 1

High clear connector

High clear connector line ×1

Output terminal

RGB 

D-SUB 15-pin socket × 2

high-definition interface

High clear connector ×1

USB

standard USB2.0 × 1

Composite video

RCA socket × 1(switching output)

S-Video

mini DIN 4-socket × 1 (switching output)

Audio

 3.5mm stereo × 1

Digital image processing function

Positive / negative, color / black and white conversion, image freeze, image comparison, image flip, text

Control mode

control panel, remote control, RS-232 control software

Use of the environment

Power supply

DC12V,2A

Power consumption

≤24W

temperature

0℃ ~ 40℃

Dimension

Length ×Width× Height

Unfolded:  450×370×500mm

Folded:  482×370×114mm