Sony DT 50mm f/1.8 SAM

Affordable prime lens for Sony A-mount cameras

Sony DT 50mm f/1.8 SAM
79/100
LENS SCORE
Features 15
Performance 16
Durability 15
Price 18
Usability 15
Brand Sony
Model SAL50F18

Key Features

OPTICAL 6 elements in 5 groups with a 7-blade circular aperture
AUTOFOCUS Smooth Autofocus Motor (SAM) for quiet and fast focusing
COMPATIBILITY Designed for Sony A-mount APS-C format cameras
APERTURE Bright f/1.8 maximum aperture for low light and bokeh
CONSTRUCTION Lightweight plastic barrel design with metal mount
STABILIZATION Relies on camera body-based SteadyShot stabilization
BURST RATE N/A - Lens performance dependent on camera body
VIEWFINDER N/A
DISPLAY N/A
CONNECTIVITY N/A
MEMORY CARD N/A
WEATHER SEALING No official weather sealing rating
BATTERY LIFE N/A

The Most Important Rings & Switches — Sony DT 50mm f/1.8 SAM

Ring / Switch / Control Status Note
Focus Ring ✓ Present
Zoom Ring ✗ Not Present
Aperture Ring ✗ Not Present
AF/MF Switch ✗ Not Present Controlled via camera body
Image Stabilisation Switch ✗ Not Present
Focus Limiter Switch ✗ Not Present
Function (L-Fn) Button ✗ Not Present
Zoom Lock Switch ✗ Not Present
Optical Image Stabilisation (OIS) ✗ Not Present
Weather Sealing ✗ Not Present

How-to Use Sony DT 50mm f/1.8 SAM

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 Sony DT 50mm f/1.8 SAM

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

Format APS-C (DT)
Focal Length 50mm (75mm equivalent on APS-C)
Aperture Range f/1.8 - f/22
Autofocus SAM (Smooth Autofocus Motor)
Minimum Focus 0.34m (1.12 ft)
Maximum Magnification 0.2x
Filter Thread 49mm
Diaphragm Blades 7 (circular)
Lens Construction 6 elements in 5 groups
Stabilization None (Body-based)
Weather Sealing No
Weight 170g
Dimensions 70 x 45 mm