December 2012 Newsletter

Imatest 3.9 Released New features include: Support for high-speed manufacturing testing in the Imatest IT version Flat screen display testing […]

Selecting SFR edge regions based on field distance

Some customers need to select regions based on a specified center-to-corner distance. This can be done using an Edge ID […]

SFRplus – Selecting regions based on Center-to-corner distance

Some customers need to select regions based on specified center-to-corner distance. The objective of this is to match up the […]

SFRplus Quadrants

The chart corner quadrants are defined as follows: Quadrants of the SFRplus chart In the table below, the center square is […]

Slanted-Edge SFR Saturation

The following (Rescharts) SFRplus results shows the edge (unnormalized) and MTF results for one region near the center of the […]

Measuring the Effects of Tilt

Summary: The physical lens-to-sensor tilt angle is difficult to measure from images, but the effects of tilt on image quality are […]