High Precision Ronchi Rulings

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

High Precision Ronchi Ruling Glass targets are excellent for evaluating resolution, field distortion, and parfocal stability. Many different Linepairs Per Inch (LPI) and Linepairs Per Millimeter (LP/mm) versions available. 1", 2", 4" and 6" squares available.

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Description Stock No. Price In Stock  
Showing 81-94 of 94 Items | Show All Items | Sort by Spec
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Ronchi Ruling 6" x 6" (25 lp/inch)
NT58-532 $425.00 Click to receive an email with delivery information. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 25
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (50 lp/inch)
NT58-465 $435.00 Click to receive an email with delivery information. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 50
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (100 lp/inch)
NT58-466 $550.00 In stock and ready to ship. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 100
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (150 lp/inch)
NT58-467 $600.00 Click to receive an email with delivery information. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 150
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (200 lp/inch)
NT58-468 $695.00 Click to receive an email with delivery information. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 200
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (250 lp/inch)
NT58-469 $775.00 Click to receive an email with delivery information. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 250
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (300 lp/inch)
NT58-470 $875.00 In stock and ready to ship. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 300
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (500 lp/inch)
NT58-471 $1,040.00 In stock and ready to ship. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 500
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (750 lp/inch)
NT58-521 $1,320.00 In stock and ready to ship. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 750
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (1000 lp/inch)
NT58-522 $1,590.00 In stock and ready to ship. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 1000
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (2000 lp/inch)
NT58-523 $1,695.00 In stock and ready to ship. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 2000
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (2500 lp/inch)
NT58-524 $1,930.00 Click to receive an email with delivery information. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 2500
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (3000 lp/inch)
NT58-525 $2,030.00 In stock and ready to ship. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 3000
Coating Vacuum Deposited Chrome
RoHS Compliant
Ronchi Ruling 6" x 6" (5000 lp/inch)
NT58-526 $2,150.00 In stock and ready to ship. Click to add this item to your cart.
Type English
Dimensions (inches) 6 x 6
Dimensional Tolerance (inches) ±0.02
Thickness (mm) 1.5
Parallelism (arcminutes) ±60
Line to Line Parallelism (arcseconds) ≤2
Surface Accuracy (λ) 1 per inch
Surface Quality 60-40
Frequency (lp/inch) 5000
Coating Vacuum Deposited Chrome
RoHS Compliant

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