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All Products / Test Targets / Resolution Test Targets / High Precision Ronchi Rulings
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2" x 2" (72 lp/mm), Ronchi Ruling

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Stock #66-354 In Stock
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C$817.60
Qty 1-4
C$817.60
Qty 5+
C$777.70
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Coating:
Vacuum Deposited Chrome, OD >3.0
Dimensional Tolerance (inches):
±0.02
Frequency (lp/mm):
72
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Float Glass
Optical Density OD (Average):
3.00
Dimensions (inches):
2 x 2
Surface Quality:
60-40
Thickness (mm):
1.50
Type:
Metric
Dimensional Tolerance (mm):
± 0.02
Line to Line Parallelism (arcsec):
≤2
Parallelism of Pattern to Substrate (°):
±1
Surface Flatness (P-V):
1λ

Regulatory Compliance

RoHS 2015:
Compliant
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Certificate of Conformance:
View
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Reach 240:
Compliant
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Product Family Description

  • Chrome on Glass
  • High Tolerance
  • Superior to Etched and Filled Rulings
  • Lines Parallel to Edge
  • English and Metric Versions Available

High Precision Ronchi Rulings are excellent for evaluating resolution, field distortion, and parfocal stability. The glass targets are coated with vacuum-deposited chrome and have a float glass substrate. English and Metric version are available with various Linepairs Per Inch (LPI) and Linepairs Per Millimeter (lp/mm) measurements. High Precision Ronchi Rulings are offered in 0.5”, 1", 2", and 4" squares.