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Location: Main > Imaging Components > Glass Calibration Targets > GDT-F-0100010023-0500/1000
Name: 10x10mm Fixed-Frequency Grid Distortion Target 500
P/N: GDT-F-0100010023-0500/1000
Keywords:10x10xT2.3mm,500um-dot,Pitch 1mm,Cr-on-Glass
Unit Price: S$175.00/pc
Available: In stock
Request: Add to Request List
Introduction:
For calibration of imaging systems;
Fixed and multi-frequency targets available; Customized targets upon requests.
Although distortion can often be troublesome in measurement applications, it is important to note that no information about the object is actually lost, but merely misplaced in the image. Using these targets, one can easily determine the precice amount of distortion present and back it out of measurements. the dot center can be located using blob or centroid analysis in measurement software. To accommodate the expanding variety of image analysis software and applications, we offer fixed frequency and variable frequency targets.
 
The fixed frequency targets are availabl of dot size/spacing combinations to complement our full line of imaging lenses. Select a target to cover your entire field of view while maintaining an adequate number of dots across the field, and an adequate number of pixels per dot.

Substrate Material:
Soda Lime Glass, Clear Glass Substrate
Substrate Thickness:
Standard thickness 2.3+/-0.1mm (back surface polished version)
2.2mm (+/-0.1mm) after pack surface ground process;
Target Dimension:
10.0x10.0, -0.1/+0.0mm
Pattern Area:
5.0x5.0mm central/symmetric area; Chrome-on-glass design
Pattern Design:
5x5 grid, with dot design of total 25 dots
Dot Diameter:
500um (tolerance +/-0.5um)
Dot-Dot Pitch Size:
Center-to-center distance 1000um (tolerance +/-0.5um)
Chrome Coating:
First-surface,low-reflectivity.OD>3 (reflectivity 10% +/-5% @ 550nm)
Surface Quality:
40-20 scratch and dig
Surface Flatness:
< Lambda/4 @ 632.8nm over 25mm area, per imaging optics standard
Overall Pattern Accuracy:
+/-1um
Edge Surface/Chamfer:
Cleaved/protection chamfer <0.15mx45deg
Back Surface: Polished/clear surface; (or ground surface processed upon customer' special request. Additional charges apply)