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T-40-1-P-CG

T-40-1-P-CG

by | Dec 20, 2017

The NBS-1952 Resolution Test Chart is described in the NBS circular 533-1953 in the section, ‘Method of Determining the Resolution Power of Photographic Lenses’. Design features of this target reduce edge effects, minimize spurious resolution and permit...
T-40-1-P-CG

T-40-1-P-TM

by | Dec 20, 2017

The NBS-1952 Resolution Test Chart is described in the NBS circular 533-1953 in the section, ‘Method of Determining the Resolution Power of Photographic Lenses’. Design features of this target reduce edge effects, minimize spurious resolution and permit...
T-40-1-P-CG

T-40-1-P-OP

by | Dec 20, 2017

The NBS-1952 Resolution Test Chart is described in the NBS circular 533-1953 in the section ‘Method of Determining the Resolution Power of Photographic Lenses’. Design features of this target reduce edge effects, minimize spurious resolution and permit one...
T-40-1-P-RM

T-40-1-P-RM

by | Dec 20, 2017

The NBS-1952 Resolution Test Chart is described in the NBS circular 533-1953 in the section, ‘Method of Determining the Resolution Power of Photographic Lenses’. Design features of this target reduce edge effects, minimize spurious resolution and permit...
ST-51-OP

ST-51-OP

by | Mar 23, 2018

The EIA gray scale pattern is a standard 2″ square projection slide. It contains two parallel gray scales. The upper scale has nine nominally equal transmission steps while the lower contains the same number of nominally equal density steps. The transmission...