T-R2L2S1N - Negative NBS 1963A Resolution Target, 2" x 2", 1 to 18 cycles/mm product-series_max-fip Just pop out two fiberglass

Just pop out two fiberglass side frames

must be purchased separately

which are downloadable through its USB interface

Contrast Ratios up to 2500:1

DYMO RhinoPRO 3/8" Permanent Poly Labels - White

T-R2L2S1N - Negative NBS 1963A Resolution Target, 2" x 2", 1 to 18 cycles/mm product-series_max-fip Just pop out two fiberglassT R2L2S1N Negative NBS 1963A Resolution Target, 2" x 2", 1 to 18 cycles mm Frequencies from 1 to 228 cycles mm (See List Below) Determine Resolution of an Optical System 2" x 2" (50. 8 mm x 50. 8 mm) Soda Lime Glass Substrate Positive and Negative Targets Available Optical Specifications Item # T R2L2S1P T R2L2S1N Pattern LRa Chrome Clear Background Clear LR Chrome Surface Flatness 15 m Chrome Optical Density 3. 0 Frequencies (cycles mm) 1 2. 2 5 11