2020年2月12日 · The MTF graph looks messier than Nikon’s, but it actually provides more useful information. The thick lines represent contrast measurements (10 lines/mm), while the thin …

MTF charts (short for Modulation Transfer Function) provide a graph analyzing a lens' ability to resolve sharp details in very fine sets of parallel lines, and a lens' contrast or ability to provide …

2013年5月7日 · MTF charts give the serious photographer a way to compare how some of these aberrations can impact a lens’ ability to transmit detail and contrast to the film plane or image …

This graph shows a sinusoidal stripe pattern (black curve) as an intensity profile (a cross-section perpendicular to the stripes). It has 20 periods per millimeter, so one period is 50 µm long. The …

2022年12月8日 · Here’s an introductory guide on how to accurately read an MTF chart and how to take their readings into account for your purchase. MTF charts give photographers a decent …

The MTF chart for each lens is based on the value at the maximum aperture of the lens; the red line shows the spatial frequency of 10 lines/mm and the blue line, 30 lines/mm. In the off-axis …

This guide is tailored to equip you with the knowledge needed to interpret MTF charts, thereby empowering you to make informed decisions when selecting lenses for your camera. Continue …

What is a lens MTF chart and how do I read it? Modulation Transfer Function or "MTF" is a measurement of the optical performance potential of a lens. MTF charts can give you a better …

2024年12月20日 · In this article, we will explain the basics of how to look at this MTF curve and how to use it when choosing a lens. What is MTF (MTF curve)? MTF is an abbreviation for …

2024年9月21日 · In this post we will review the definitions, show example charts, impact of sensor, abberrations, Meridional and sagittal plots and diffraction limited optical systems. MTF …