PRINCIPLES OF RADIOGRAPHIC EXPOSURE

1
PRINCIPLES OF RADIOGRAPHIC EXPOSURE

• RADIOGRAPHIC FILM

2
REMNANT RADIATION

• IMAGE FORMING XRAYS
• EXIT BEAM
• IMAGE RECEPTOR

3
FILM CONSTRUCTION

• BASE
• EMULSION
• DOUBLE-EMULSION
• ADHESIVE LAYER
• OVERCOAT

4
FORMATION OF THE LATENT IMAGE

• LATENT IMAGE
• MANIFEST IMAGE
• PHOTOGRAPHIC EFFECT
• SILVER HALIDE CRYSTAL
• PHOTON INTERACTION WITH SILVER HALIDE CRYSTAL
• PROCESSING

5
TYPES OF FILM

• SCREEN-FILM
• DIRECT-EXPOSURE FILM
• RECIPROCITY LAW
• MAMMOGRAPHY FILM
• LASER FILM
• SPECIALTY FILM
• SPOT FILM

6
HANDLING AND STORAGE OF FILM

• HEAT HUMIDITY
• LIGHT
• RADIATION
• SHELF LIFE