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Sineimage YE0253 9x Modulated Sinusoidal Siemens Star Chart

Sineimage YE0253 9x Modulated Sinusoidal Siemens Star Chart is designed for checking resolution.
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Date:2019-03-28  Browse:
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Sineimage YE0253 9x Modulated Sinusoidal Siemens Star Chart 


Model

YE0253 9x

Type

Reflectance/Transparent

Format

Custom Designs

Ratio

4:3/16:9

Material Film or HD photographic paper 

The chart TE253 contains a radially sine modulated Siemens star in the center of the image. In the center of the Siemens star is a focusing target. At the border of the chart there are 16 gray patches located which are used for self-calibration. The corners are showing a bigger black square with a small white square in it. The chart has an outer size of 29.0 cm in width and 26.9 cm in height. The Siemens star has a diameter of 25 cm. Each gray patch has a size of 2x2 cm. The Siemens star is available with 144 and 72 periods
 
For full field analysis with the iQ-Analyzer nine charts of TE253 are combined in the following way:
 
Sineimage YE0253 9x Modulated Sinusoidal Siemens Star Chart
 
This combination can be done in 4:3, 16:9 or any other aspect ratio due to the three stripes the Siemens stars are mounted on.
 
The maximum resolution of the TE253 A 9x depends on chart size and diameter of the center mark:
 
Model Size number of cycles diameter center mark min.resolution max.resolution
TE253-L A1066 72 12 mm VGA 2 MP
TE253-S A1066 144 12 mm 2 MP 30 MP
TE253-H A1066 144 5 mm 8 MP 180 MP
TE253-A460-L A460 72 5 mm VGA 2 MP
TE253-A460-H A460 144 5 mm 2 MP 35 MP


Sineimage YE0253 9x Modulated Sinusoidal Siemens Star Chart

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