Imatest training in Shenzhen on May 18 & 19
Imatest representatives will visit Shenzhen the week of May 16th to offer free Information Seminars and a paid 2-day Training Course to professionals using or considering Imatest software to improve their image quality testing processes.
The training course on May 18 & 19 offers attendees insight on the full capabilities of Imatest software in both research & development and manufacturing environments.
3nh will send 3 people for training and get better understanding of Imatest software and their test charts.
Day 1
Part 1: Imatest introduction
Background/history
Product lineup
Basic image concepts
Sharpness introduction
Raw files & raw conversion
Image quality factors
Part 2:
SFRplus demo
The key module that measures a great many image quality factors
Test Lab Construction
Settings stored in imatest.ini, used for controlling IT
Summary of modules
Part 3:
Common operations (workflow details)
File selection
Region (ROI) selection
Dialog boxes
Saving results
Stepchart
Veiling glare
Dynamic range
Measured in Stepchart (transmissive target)
Post-processor (several reflective images)
Part 4:
Colorcheck – measures 24-patch X-Rite Colorchecker
Multicharts – measures several standard color charts
Distortion
Uniformity (Light Falloff and Uniformity-Interactive)
Blemish Detect
Day 2
Part 5: Sharpness measurements
SFR (Slanted-edge Spatial Frequency Response)
Batchview
MTF Compare Transfer functions & deconvolution
Sharpening – Introduction and Standardized sharpening
Slanted-edge algorithm – ISO-12233 and enhancements
SQF – Subjective Quality Factor (Acutance)
Part 6: Rescharts – Interface for interactive sharpness measurements
SFR & SFRplus
Star Chart (Siemens Star)
Log Frequency
Log F-Contrast
Wedge
Random – Dead leaves / Spilled coins (scale-invariant)
Any scene sharpness
Part 7: Imatest IT (Industrial Testing)
EXE and DLL interfaces
Performance enhancement
Manufacturing test setup – preventing darkness and saturation
Pass/fail spec INI configuration
Parsing of outputs using JSON