High-Purity Aluminum Step Wedges
Models 07-456

Built to US Federal Specification GG-X-635C
Determines mAs linearity
Determines contrast vs. kVp
Used for:
     - Darkroom fog testing
     - Film and screen comparison
     - Technique chart development

On these high-purity aluminum step wedges, even-numbered steps are identified with lead numerals.

11 Steps

Dimensions
     Step wedge 2.50 x 5.50 x 1.375 in
     Each step 0.5 in surface; 3 mm rise

Weight 1.10 lb (0.50 kg)

21 Steps

Dimensions
     Step wedge 3 x 10.3 x 1.85 in
     Each step 12 mm surface; 2.1 mm rise

Weight 3.20 lb (1.45 kg)

Available Model(s)

07-456 11 Step Wedge, Type-2024 Aluminum

07-456-2100 21 Step Wedge, Type-2024 Aluminum

High-Purity Aluminum Step Wedges Models 07-456

High-Purity Aluminum Step Wedges
Models 07-456