Sony

Sony SEL50F18F/2 FE 50mm F1.8 Standard Lens

4.7 (1346 reviews)

Compact full-frame 50mm prime with f/1.8 aperture for beautiful bokeh and low-light versatility.

$248.00*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Sony FE 50mm f/1.8 (SEL50F18F/2) is a lightweight standard prime lens designed for Sony's full-frame E-mount system. At 50mm, it closely mirrors the natural perspective of the human eye, making it versatile for portraits, street photography, everyday snapshots, and low-light situations where the wide f/1.8 aperture lets in significantly more light than a typical kit zoom. The 7-blade circular aperture contributes to smooth, rounded bokeh that gives images a professional look without the cost of higher-end glass.

Optically, the lens uses a double-gauss configuration with an aspherical element to minimize field curvature, distortion, and aberrations. The result is solid center sharpness wide open, with improved edge performance as you stop down. Its compact form factor — notably smaller and lighter than many full-frame primes — makes it an unobtrusive addition to any camera bag. While it lacks optical stabilization and its autofocus motor isn't the fastest or quietest in Sony's lineup, it remains one of the most accessible ways to experience the benefits of a fast prime on a full-frame Sony body.

Key Features

Large F1. 8 maximum aperture enables beautiful defocusing effects

7-blade circular aperture creates beautiful defocused bokeh

Compact, lightweight design Ideal for full-frame e-mount cameras

Aspherical element controls spherical aberration and coma

Double-gauss configuration suppresses field curvature & distortion

Specifications

Brand
Sony
Model
SEL50F18F/2
Mount
Sony E-Mount (Full-Frame)
Focal Length
50mm
Maximum Aperture
f/1.8
Aperture Blades
7 (Circular)
Optical Design
Double-Gauss with Aspherical Element
Lens Type
Prime

Pros & Cons

👍 Pros

  • Bright f/1.8 aperture performs well in low light and produces pleasing shallow depth of field
  • Compact and lightweight design makes it easy to carry for everyday shooting
  • 7-blade circular aperture delivers smooth, attractive background bokeh
  • Aspherical element and double-gauss optical design improve sharpness and reduce distortion
  • Affordable entry point into full-frame prime lenses for Sony E-mount shooters

👎 Cons

  • No optical image stabilization, relying entirely on camera body IBIS if available
  • Autofocus motor can be audible, which may be noticeable during video recording
  • Build quality is predominantly plastic, reflecting its budget-friendly positioning
  • Autofocus speed may lag behind more expensive Sony prime lenses in fast-action scenarios

Frequently Asked Questions

Yes, it works on both full-frame and APS-C Sony E-mount bodies. On APS-C, the effective focal length becomes approximately 75mm due to the crop factor.
It has 7 circular aperture blades, which produce smoother, rounder out-of-focus highlights (bokeh) compared to lenses with fewer or non-circular blades.
No, the SEL50F18F/2 does not have optical image stabilization built in. If your camera body has in-body stabilization (IBIS), that will compensate when using this lens.
The aspherical element helps control spherical aberration and coma, resulting in sharper images with less optical distortion, particularly toward the edges of the frame.
It can be used for video, but it is primarily designed for stills. The autofocus motor may produce some noise during focus pulls, which could be picked up by on-camera microphones.