2024
12-11
The difference between "display resoluti...
Display resolutionDefinition: Display resolution, also known as pixel resolution, refers to the resolution of a display when displaying an image. It represents the total number of horizontal and vertical pixels on the display. For example, ...
2024
12-02
How is the filtering value for roughness...
1、 Selection of Sampling Length and Evaluation LengthSampling length: It is a reference line length used to determine the surface roughness characteristics. It should be large enough to contain sufficient surface details to accurately refle...
2024
11-17
Why is the minimum roughness required to...
1、 Reduce the impact of other geometric shape errorsThe purpose of specifying the sampling length (i.e. a part or basis of the evaluation length) is to limit and reduce other geometric errors, especially the influence of surface wave roughn...
2024
11-15
What are the standards for roughness?
1、 Roughness evaluation parametersThe average arithmetic deviation Ra of the contour: the arithmetic mean of the absolute value of the contour offset within the sampling length. In actual measurement, the more measurement points there are, ...
2024
11-14
What is the laser resolution and how is ...
1、 Laser resolution of laser printerThe laser resolution in a laser printer refers to the minimum line width or dot matrix size that the printer can recognize and output during printing. It is usually expressed in dots per inch (DPI), which...
2024
11-13
Definition of TTV, Bow, Warp, TIR and ot...
TTV（Total Thickness Variation）Definition: TTV is the "total thickness variation" or "total thickness deviation" of a silicon wafer, which refers to the absolute difference between the maximum and minimum thickness of the measured wafer duri...