Figure 7.1a shows a plano convex lens element with a spherical radius, imaging an axial point from infinity. The spherical aberration is quite evident. The high angle of incidence of the upper ...
Cosina is set to release one of the first lenses of 2025 with its new Voigtländer Nokton 28mm f/1.5 Aspherical E-mount lens, offering a compact yet powerful option for full-frame Sony mirrorless ...