Visit our website for Diffuse Reflectance Grid Distortion Targets
• For Calibration of Measurement Software
• NIST Traceable Certificate of Accuracy Included
• 1mm to 50mm Squares
Concentric Square Target #46-248 £382.50 Concentric Square Target on White Glass #58-773 £480.25
www.edmundoptics.co.uk/imaging 175
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Distortion Targets
Fixed Frequency Grid Distortion Targets
Fixed Frequency Grid Distortion Targets
Target
Dimensions
Pattern
Size
(mm)
Dot
Dia.
(mm)
Dot
Spacing
(mm)
Chrome on Glass Chrome on White Glass
Overall
Accuracy
(mm)
Stock
No. Price
Overall
Accuracy
(mm)
Stock
No. Price
2" x 2" 25 x 25 0.0625 0.125 ±0.001 #58-509 £459.00 ±0.001 #59-209 £539.75
2" x 2" 25 x 25 0.125 0.250 ±0.001 #58-527 £408.00 ±0.001 #63-983 £480.25
2" x 2" 25 x 25 0.250 0.500 ±0.001 #57-981 £374.00 ±0.001 #59-210 £446.25
2" x 2" 25 x 25 0.250 1.000 ±0.001 #62-209 £340.00 ±0.001 #63-984 £420.75
3" x 3" 50 x 50 0.125 0.250 ±0.001 #59-213 £480.25 ±0.001 #63-985 £637.50
3" x 3" 50 x 50 0.250 0.500 ±0.001 #58-536 £442.00 ±0.001 #63-986 £573.75
3" x 3" 50 x 50 0.250 1.000 ±0.001 #62-211 £429.25 ±0.001 #63-987 £556.75
3" x 3" 50 x 50 0.500 1.000 ±0.001 #57-983 £382.50 ±0.001 #59-211 £539.75
5" x 5" 100 x 100 0.250 0.500 ±0.0015 #59-215 £858.50 ±0.0015 #63-988 £1,147.50
5" x 5" 100 x 100 0.250 1.000 ±0.0015 #62-213 £845.75 ±0.0015 N/A –
5" x 5" 100 x 100 0.500 1.000 ±0.0015 #59-217 £837.25 ±0.0015 #63-990 £1,100.75
5" x 5" 100 x 100 1.000 2.000 ±0.002 #57-985 £811.75 ±0.002 #59-212 £1,100.75
7" x 7" 150 x 150 0.500 1.000 ±0.002 #62-207 £1,317.50 ±0.002 #63-991 £1,865.75
7" x 7" 150 x 150 1.000 2.000 ±0.002 #58-507 £1,317.50 ±0.002 #63-992 £1,865.75
Chrome on
Glass Target
Chrome on
White Glass
Target
Substrate: Clear Float Glass White Ivory Glass
Substrate Thickness: 1.5mm 3.2mm
Tolerances:
Dot Diameter: ±0.002mm ±0.002mm
Dot Center to
Center Accuracy: ±0.001mm ±0.001mm
Surface Flatness: 4-6l/25.4mm area 4-6l/25.4mm area
Surface Quality: 40-20 40-20
Coating:
Reflective First Surface
Chromium OD > 3.0,
Rabs= 50% ±5% @
550nm
Reflective First Surface
Chromium OD > 3.0,
Rabs= 50% ±5% @
550nm
Fixed
Frequency
Target
• For Distortion Measurement and Calibration of Imaging Systems
• Chrome on Soda Lime Glass or Chrome on White Ivory Glass Versions
• NIST Certificate of Accuracy Included
Line Grid Targets
• Test and Correction of Distortion in Vision Systems
• Calibration of Perspective Error in Microscope Stages
• Measure Physical Field of View
• Chrome Pattern on Dimensionally Stable Glass Substrates
• Optimized for Reflective Illumination Calibration of Imaging Systems
• Various Sizes from 20mm for Small or Large Field of Views
Checkerboard Calibration Targets
Dimensions (mm) Pattern Size (mm) Stock No. Price
20 x 20 0.2 x 0.2 #12-197 £325.55
30 x 30 0.4 x 0.4 #12-198 £325.55
40 x 40 0.6 x 0.6 #12-199 £438.60
50 x 50 0.8 x 0.8 #12-200 £438.60
60 x 60 1.0 x 1.0 #12-201 £565.25
80 x 80 1.4 x 1.4 #12-202 £607.75
15
20
30
40
50
CERTIFICATE OF ACCURACY
46248
SN: 8888-8888
Concentric Square Targets
Dimensions: 76.2 x 76.2 x 1.5mm (3.2mm Thick for White Glass)
Square Sizes: 1, 2, 3, 4, 5, 10, 15, 20, 30, 40, 50mm
Line Width Tolerance: ±0.0025mm
Diagonally Opposite Corner
Spacing (50mm square): 70.7107mm ±0.004mm
Checkerboard Calibration Targets
Centering Tolerance: ±0.004mm
Surface Flatness: 4 to 6l/25.4mm area
Surface Quality: 40-10 (within 50mm sq. area)
Coating: Vacuum-deposited chromium oxide
(specular reflectivity < 5% @ 550nm)
Substrate: Opal
Thickness (mm): 1.52 ±0.10
Dimmensional Tolerance (mm): ±0.10
Coating: Blue Chrome
(Rabs <7% @ 550nm)
Pattern Size Tolerance: ±0.002 (±0.005 for #12-202)
Visit our website for
Multi-Frequency Grid Distortion Targets
Line Grid Target
2" x 2" Chrome on Glass 1" x 1" Low Reflective Chrome 2" x 2" Low Reflective Chrome
Overall Dimensions (L x W x D): 50.8 x 50.8 x 1.5mm 25.4 x 25.4 x 2.5mm 50.8 x 50.8 x 2.5mm
Pattern Area: 30.1 x 30.1mm 20.0 x 20.0mm 30.1 x 30.1mm
Substrate: Clear Float Glass White Ivory Glass White Ivory Glass
Coating: OD >3.0 OD >3.0 OD >3.0
Line Spacing (Center to Center): 1.00 ±0.001mm 1.00 ±0.001mm 1.00 ±0.001mm
Line Thickness (Center Line): 0.05 ±0.002mm 0.125 ±0.005mm 0.1 ±0.002mm
Line Thickness (Inner Lines): 0.05 ±0.002mm 0.075 ±0.005mm 0.075 ±0.002mm
Overall Accuracy: ±0.002mm ±0.002mm ±0.002mm
Surface Quality: 20-10 over active area,
60-40 outside
20-10 over active area,
60-40 outside
20-10 over active area,
60-40 outside
Flatness: 3 - 4l 3 - 4l 3 - 4l
Stock No. / Price #62-536 £412.25 #62-537 £412.25 #62-538 £480.25
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