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11 Step Wedge, Type 2024
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Price: Call JRT for Pricing
Item Number: 07-456
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The High-Purity Aluminum Step Wedges are built to US Federal Specification GG-X-635C. The 07-456 determines mAs linearity, as well as contrast vs. kVp. On these high-purity aluminum step wedges, even numbered steps are identified with lead numerals. Available in 11 steps and 21 steps, these step wedges are used for:
- Darkroom fog testing
- Film and screen comparison
- Technique chart development
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