Hitachi BE-IR20 Manual Do Utilizador

1. Introduction

BE-IR20 / 21

Thank you very much for your purchase of the Hitachi BE-IR20/21 Black and White Camera

Module.

Prior to using this camera , read this manual carefully.

2. General

The Hitachi BE-IR20/21 are black and white camera modules using a 1/4 inch interline CCD.

The BE-IR20/21 are so small that they are most suitable for use with the equipment provided

with limited space.

BE-IR20 : Internal sync

BE-IR21 : External sync

3. Composition

1) Black and white camera module

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2) Interface cable

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Note : The standard accessory cable is 300 mm signal conductor.

Different length cable requires shielding to avoid external noise.

4. Specifications

1) Imaging device

1/2 inch interline CCD

No. of pixels

EIA : 811(H)

×508(V)

CCIR : 795(H)

×596(V)

No. of effective pixels

EIA : 768(H)

×494(V)

CCIR : 752(H)

×582

Pixel pitch

EIA : 8.4(H)

×9.8(v)

CCIR : 8.6(H)

×8.3(V)

2) Sensing area

EIA : 6.45(H)

×4.84(V)mm

CCIR : 6.47(H)

×4.83(V)mm

3) Signal format

Conforming to EIA or CCIR.

4) Scanning system

2:1 interlaced

5) Hor. scanning frequency

EIA : 15.734 kHz

CCIR : 15.625 kHz

6) Vert. scanning frequency

EIA : 59.94 Hz

CCIR : 50 Hz

7) Sync system

BE-IR20 : Internal sync

BE-IR21 : External sync