Camera Lens Terminology

Modern camera lenses are full of designations and acronyms. Here are some short explanations.

Canon

Canon autofocus lenses are available for … and …

DS
IS
L Professional grade lens
STM
USM
VCM Voice Coil Motor, linear focusing motor
Z

Fujifilm

Fujifilm Fujinon autofocus lenses are available for …

APD Apodization, smoother bokeh
LM Linear Motor
OIS Optical Image Stabilization
PZ Power Zoom
R Ring,  manual aperture control
WR Weather Resistance
XC X series Compact lens,  more affordable series
XF X series lens

https://fujifilm-x.com/en-us/series/fundamentals-of-photography/lens-names-explained/

Leica

Leica Camera AG, Wetzlar, Germany

Leica autofocus lenses are available for L-mount and L-mount APS-C cameras (among several others).

APO Apochromatic lens with higher contrast and very low color fringes
ASPH Aspherical lens

Nikon

Nikon, Tokyo, Japan

MC Macro
S Professional grade lens
SE Special Edition, retro design or otherwise special lens
VR Vibration Reduction, image stabilizer
Z Z mount lens

OM System (Olympus)

OM System M.Zuiko autofocus lenses are available for Micro Four Thirds cameras.

MSC
M.Zuiko
PRO professional grade lens

Panasonic

Panasonic autofocus lenses are available for L-mount and Micro Four Thirds cameras.

Leica Professional grade lens, designed by Leica (MFT)
Lumix G MFT lens
Lumix S L-mount lens
PRO Professional grade lens (L-mount)

Samyang

Samyang autofocus lenses are available for …

AF Autofocus
E E mount APS-C lens
FE E mount full frame lens
II 2nd generation
L L mount lens
X X mount lens

Sigma

Sigma autofocus lenses are available for Canon EF-M, Canon RF-S, Fujifilm X, Nikon Z DX, Micro Four Thirds, L-Mount APS-C, L-Mount, Sony E and Sony FE cameras.

Art Professional grade lens
Contemporary Consumer grade lens
DC APS-C or MFT lens
DG Full-frame lens
DN Lens for mirrorless cameras
OS
Sports Lens for distant fast action

Sirui

Sony

Sony autofocus lenses are available for …

E APS-C lens
FE Full frame lens
G
GM G Master, premium G Master series
LE Light Edition, particularly light and small lens
OSS Optical Steady Shot, image stabilizer
PZ Power Zoom
STF Smooth Trans Focus, graduated neutral-gray filter element for smooth bokeh
ZA Carl Zeiss lens

Tamron

Tamron autofocus lenses are available for …

Di III Lens for mirrorless cameras
Di III-A Lens for mirrorless APS-C cameras
G2 Generation 2
RXD Rapid eXtra-silent Drive, stepper motor
VC Vibration Compensation, image stabilizer
VXD Voice-coil-eXtreme-torque-Drive, linear focus motor

Tokina

Tokina autofocus lenses are available for Fujifilm X, Sony FE and Sony E cameras.

atx-m Advanced Technology Mirrorless series lens
E E mount lens (APS-C)
FE E mount lens (full frame)
X X mount lens

TTArtisan

TTArtisan Tech (HK) Co., Limited, Shenzhen, China

TTArtisan autofocus lenses are available for Fujifilm X, Nikon Z and Sony E cameras.

AF Autofocus
ED Extra low Dispersion, special glass element

Viltrox

Viltrox autofocus lenses are available for …

AF Autofocus
ASPH
ED
STM
Z Z mount lens

Yongnuo

Yongnuo autofocus lenses are available for …

DA APS-C lens
DF Full-frame lens
DSM Digital Stepping Motor
Pro
S Sony E mount lens
WL Wireless?
YN
Z Z mount lens

Zeiss

Carl Zeiss AG, Oberkochen, Germany

Zeiss autofocus lenses are available for Fujifilm X, Sony FE and Sony E cameras.