Spherical aberration is a common optical aberration that occurs when different rays of light reflect off of a spherical surface and do not all meet at the same image point. As a result, the edges of your image may appear stretched or blurred. What Causes Spherical Aberration? Spherical aberration occurs when your telescope focuses light at […]

Chromatic aberration, also known as “color fringing”, is a common optical issue caused by lens dispersion. As a result, the image can look blurred or colors could be obscured, especially in high-contrast situations. What Causes Chromatic Aberration? Chromatic aberration occurs when a lens is unable to bring all of the colors to the same focal […]