What type of reader is used for measuring Dry Film Thickness (DFT)?

A Digital DFT reader is commonly used for measuring Dry Film Thickness because it provides an accurate and easily readable measurement, often displaying results in real-time on a digital screen. This type of reader utilizes electronic sensors to take precise measurements of the thickness of paint or coatings applied to a substrate, which is critical for ensuring that the application meets specifications and performance standards. The digital display reduces the likelihood of misreading that can occur with analog devices and allows for quick data recording, which is essential in quality control processes.

While each of the other types mentioned can provide DFT measurements under certain circumstances, Digital DFT readers are often preferred in professional settings for their convenience and accuracy.