Leica Summilux-M 50mm f/1.4 ASPH

The legendary standard for M-system excellence

Leica Summilux-M 50mm f/1.4 ASPH
85/100
LENS SCORE
Features 15
Performance 19
Durability 19
Price 12
Usability 20
Brand Leica
Model 11891

Key Features

OPTICS Aspherical element design for superior sharpness and contrast
APERTURE Fast f/1.4 maximum aperture for low light
FOCUS Manual focus with high-precision helicoid movement
BUILD All-metal construction with integrated pull-out lens hood
COMPATIBILITY Compatible with all Leica M-mount cameras
COATING Multi-layer coating to minimize flare and ghosting
DIAPHRAGM 9-blade diaphragm for smooth, circular bokeh
MIN FOCUS Close focusing distance of 0.7 meters
FILTER 46mm filter thread diameter
SIZE Compact form factor optimized for rangefinder use
MOUNT Leica M-bayonet with 6-bit coding
WEATHER SEALING High-quality metal build, though not weather-sealed
OPTICAL DESIGN 8 elements in 5 groups

The Most Important Rings & Switches — Leica Summilux-M 50mm f/1.4 ASPH

Ring / Switch / Control Status Note
Focus Ring ✓ Present Manual focus ring with smooth dampening
Zoom Ring ✗ Not Present Prime lens
Aperture Ring ✓ Present Manual click-stop aperture ring
AF/MF Switch ✗ Not Present Manual focus only
Image Stabilisation Switch ✗ Not Present N/A
Focus Limiter Switch ✗ Not Present N/A
Function (L-Fn) Button ✗ Not Present N/A
Zoom Lock Switch ✗ Not Present N/A
Optical Image Stabilisation (OIS) ✗ Not Present N/A
Weather Sealing ✗ Not Present Not weather sealed

How-to Use Leica Summilux-M 50mm f/1.4 ASPH

Welcome to the How-to section of the lens. In this Light & Composition University website, each page for a lens has a how-to section and a section for learning. The rings, switches and controls of each lens are placed differently between brands and models. The how-to section helps you operate the lens; however, if you are interested in learning photography, you also need to know what each control changes and why you would change it. Click the “Learn” or scroll down.

Learn & Master Photography with Leica Summilux-M 50mm f/1.4 ASPH

For over a decade, we have been teaching photography following a university standard. No one does it better than us. We have a selection of courses, diplomas, graduate and post-graduate programs, as well as some of our best-selling university press publications, to guide you in the best possible way for your lens. Enroll in the fundamentals and then move to the genres you want to master.

Technical Specification

Focal Length 50mm
Max Aperture f/1.4
Min Aperture f/16
Lens Construction 8 elements in 5 groups
Min Focus Distance 0.7m
Diaphragm Blades 9
Filter Thread 46mm
Mount Leica M
Weight 335g
Dimensions 53.5mm x 52.5mm