2. Product Specifications and Description
2) HR Carriage (Mirror unit)
1) Mirror #2, #3
To changes the light direction, Mirror #2,3 is assembled at a 45 degree angle. The reflected light from Mirror #1 is
send to imaging lens through the Mirror #2,3.
2) Pulley
This is Ball bearing type. Pulley rolls and release the wire. This makes the HR carriage moves the half distance
of the FR carriage.
3) Imaging unit
Image unit changes from the optical image to electrical signal.
1) Imaging lens
The reflected light through the imaging lens is focused on CCD. The image reduces to fix the CCD sensor size and
pixel size CCD.
2) CCD PBA
The image made by lens is changed to the electrical signal by CCD. CCD consists of 3 channel line sensor for color
image creation. The brightness and darkness of image is settled to the voltage level from CCD. The output voltage is
changed to the digital signal. The digital signal makes the scan image through image process.
4) Wire driving
To move the carriage stably, the wire is assembled in the front and rear position of the scanner. Pulley rolls and release the
wire to move the FR carriage and HR carriage.
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