What does Ed mean on a Nikkor lens?

What does Ed mean on a Nikkor lens?

extra-low dispersion glass
“ED means extra-low dispersion glass—it’s an optical glass Nikon developed for correction of chromatic aberrations. If the lens features both Nano and ED, the ED designation moves down to a part of the descriptor text—that’s the line below the Nikon name and the indicator window.”

What is the difference between AFP and AF-S lens?

AF-P lenses use a “Pulse” motor or “Stepping” autofocus motor and are even quieter and smoother to autofocus than an AF-S lens, making these lenses ideal when shooting video with a DSLR. The DSLR camera bodies that do feature a focus motor can utilize AF and AF-S lenses.

What does PF stand for on Nikon?

PF (Phase Fresnel) Lens Elements The PF (Phase Fresnel) lens, developed by Nikon, effectively compensates chromatic aberration, utilizing the photo diffraction phenomenon*. It provides superior chromatic aberration compensation performance when combined with a normal glass lens.

What does Nikon Non AI mean?

Non-AI, Pre-AI (also called NAI) refers to the original Nikon F bayonet lens mount and lenses introduced in 1959 for the Nikon F camera. These lenses have an aperture coupling prong just below f/5.6.

What does G mean on a camera lens?

G – If you see a letter “G” after aperture in the lens, for example “Nikon 50mm AF-S f/1.4G”, it means that the lens does not have an aperture ring like the old lenses. All modern Nikon lenses are “G”, because the aperture ring is only needed for old manual focus camera bodies.

What does MC stand for in Nikon?

NIKKOR Micro Lens information

How can you tell if a lens is non-AI or AI?

The visible indications that a lens is AI-S rather than AI are:

1. The minimum aperture (both the main larger and smaller direct read out figures) are marked in orange i.e. F16,
2. A notch has been taken off the rear bayonet mount, above the lens locking notch.