USB High clear digital auto focus document camera for teaching
- 190.00 >=2 sets
| Imaging Total pixel: | 1920(H)*1080(V); | SNR: | 50dB or more; |
| Packaging Detail: | carton box for documents camera; | Focus: | Auto / Manual; |
| Name: | USB High clear digital auto focus document camera for teaching; | Type: | Document Camera; |
| Payment Terms: | L/C,T/T,Western Union,MoneyGram,documents camera; | Iris: | Auto / Manual; |
| Supply Ability: | 500 Set/Sets per Month documents camera; | Port: | Ningbo; |
| White balance: | manual / automatic activation; | lens: | F1.4 ~2.6, f =3.9~85mm; |
| Place of Origin: | Zhejiang China; | Dimension: | Folded: 482*370*114mm; |
| display area: | maximum 260*210 mm; | Model Number: | BL-2800HH; |
| Brand Name: | Bolin; |
USB High clear digital auto focus document camera for teaching
BL-2800HH Specification:
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 | ||
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