Table Of Contents - Kodak DirectView CR 825 Theory Manual

THEORY GUIDE
10DEC05
PLEASE NOTE
TG4825-1
Page
2 of 120

Table of Contents

The information contained herein is based on the experience and knowledge relating to the
subject matter gained by Eastman Kodak Company prior to publication.
No patent license is granted by this information.
Eastman Kodak Company reserves the right to change this information without notice, and
makes no warranty, express or implied, with respect to this information. Kodak shall not be
liable for any loss or damage, including consequential or special damages, resulting from any
use of this information, even if loss or damage is caused by Kodak's negligence or other fault.
This equipment includes parts and assemblies sensitive to damage from electrostatic
discharge. Use caution to prevent damage during all service procedures.
Description
Equipment Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Features and Functions
Main Subsystems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Radiography Theory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Comparison of Film/Screen and Computed Radiography (CR)
Overview of CR Technology
Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Exposing the STORAGE PHOSPHOR
Stimulating the
Changing Light Energy to an Analog Signal
Changing Analog Signals to Digital Signals
Processing the Digital
Sequence of Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Overview of Workflow Using the CR 825/850 SYSTEM
Before Loading the
Loading the CASSETTE
Fastening the PLATE
Preparing to Scan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Scanning the SCREEN
Erasing the SCREEN
Inserting the PLATE back into the CASSETTE SHELL
Removing the CASSETTE
STORAGE PHOSPHOR CASSETTE
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Size and Resolution of
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SCREEN. . . . . . . . . . . . . . . . . . . . . .
PHOSPHOR. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Image. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CASSETTE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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SCREENS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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