Tamron SP AF 17-50mm f/2.8 XR Di II LD Aspherical [IF]

Versatile fast aperture zoom for APS-C sensors

Tamron SP AF 17-50mm f/2.8 XR Di II LD Aspherical [IF]
79/100
LENS SCORE
Features 15
Performance 17
Durability 15
Price 16
Usability 16
Brand Tamron
Model A16

Key Features

FORMAT Designed for APS-C (Di II) digital SLR cameras
APERTURE Constant f/2.8 maximum aperture throughout the zoom range
OPTICS XR (Extra Refractive Index) glass and LD elements for aberration control
FOCUS Internal Focusing (IF) system maintains lens length during operation
CONSTRUCTION Aspherical elements to minimize distortion and spherical aberration
STABILIZATION None (Non-VC version)
MOUNT Available for Canon EF-S, Nikon F, Sony A, and Pentax K
DIAPHRAGM 7-blade circular aperture for smooth bokeh
MAGNIFICATION Maximum magnification ratio of 1:4.5
FILTER 67mm front filter thread
COATING Multi-layer coatings to reduce flare and ghosting
WEATHER SEALING Basic build, no formal weather sealing rating
COMPATIBILITY Optimized for digital sensors with reduced chromatic aberration

The Most Important Rings & Switches — Tamron SP AF 17-50mm f/2.8 XR Di II LD Aspherical [IF]

Ring / Switch / Control Status Note
Focus Ring ✓ Present Manual focus override available
Zoom Ring ✓ Present Mechanical zoom
Aperture Ring ✗ Not Present Controlled via camera body
AF/MF Switch ✓ Present Toggle on lens barrel
Image Stabilisation Switch ✗ Not Present Non-VC model
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 Tamron SP AF 17-50mm f/2.8 XR Di II LD Aspherical [IF]

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 Tamron SP AF 17-50mm f/2.8 XR Di II LD Aspherical [IF]

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 17-50mm
Aperture Range f/2.8 - f/32
Lens Construction 16 elements in 13 groups
Angle of View 78u00b0 - 31u00b0
Min Focus Distance 0.27m (10.6 in)
Max Magnification 1:4.5
Filter Size 67mm
Diaphragm Blades 7
Dimensions 73.8 x 81.7 mm
Weight 430g