Gradual Screen Applications

Application

Common Sizes

Exposure Technique

Used Grids

KV

FFD

Ratio

lp/cm

FFD

Full Leg

30 x 120 cm
14 x 51 in

70–85

> 180 cm

8

40

180 cm–PAR

Full Spine

30 x 90 cm
14 x 36 in

80–90

> 180 cm

8

40

180 cm–PAR

Lumbar Spine (Lateral)

18 x 43 cm
20 x 40 cm

80–90

115–150 cm

6–10

30–50

115–150 cm

Thoracic Spine (Lateral)

18 x 43 cm
20 x 40 cm

70–85

115–150 cm

6–10

30–50

115–150 cm