Ludlum Medical Physics Model L-777

  CR/DR Test Tool

Introduction

The Ludlum CR/DR Test Tool is designed for the evaluation of the newer filmless digital CR (Computed Radiography) and DR (Digital Radiography) imaging systems. 

The CR/DR Test Tool incorporates a variety of testing parameters that, when used daily, tracks Geometry (region of interest) Symmetry, Line Pair Resolution, as well as, Low and High Contrast performance.  Measurements of the various targets allow for evaluation of both the monitor and printed film image. The CR/DR tool will become a valuable asset to the QA Technologist and the Medical Physicist when trying to determine the source of an image quality problem or complaint.

The large 14” x  17” size make it ideal for quick checks on automated chest systems.

Specifications

Part Number: 99-9412

Dimensions: 14”w x 17”h x 0.5”d
Weight: 7 Lbs.

Converging Line Pair Test Pattern