Panasonic Lumix S 20mm F2.5 lens

Panasonic LUMIX S 20mm F2.5 Lens

The LUMIX S 20mm F2.5 is a compact ultra-wide prime designed for creators who want a lightweight everyday lens without giving up optical quality. It’s built for the L-Mount system and sits in that sweet spot between portability, performance, and simplicity — ideal for both photography and video.

Ultra-wide versatility for everyday shooting

With its 20mm focal length, this lens gives a naturally wide perspective that works across a huge range of situations. It’s particularly well suited to landscapes, architecture, street photography, and video work, where you want to capture context and environment without distortion feeling overdone.

It’s also a strong option for handheld shooting and gimbal setups thanks to its compact form factor.

Small, fast, and travel-friendly

The f/2.5 aperture keeps the lens bright enough for low-light work while maintaining a genuinely pocketable design. At approximately 142g, it’s light enough to stay on the camera all day, making it an easy choice for travel kits or as a permanent walkaround lens.

Despite its size, it still offers good control over depth of field when you need it, especially at closer focusing distances.

Clean optical performance

Inside, the lens uses an 11-element, 9-group optical design that includes aspherical elements to help control distortion and maintain sharpness across the frame. The result is a consistent, high-contrast image that performs well even when shot wide open.

A 7-blade rounded diaphragm helps produce smooth, natural-looking bokeh, particularly noticeable when working at closer distances or isolating foreground subjects.

Close focusing for creative work

One of the standout features is the minimum focusing distance of just 0.18m. This allows you to get very close to your subject while still maintaining that wide environmental context, which is great for creative storytelling, detail shots, and dramatic perspective work.

Built for real-world use

The lens is designed with practical shooting in mind. Dust and splash resistance add confidence when working outdoors, while the lightweight build makes it ideal for hybrid photo and video workflows.

Whether you're shooting handheld, travelling light, or building a compact L-Mount kit, this lens is designed to stay on the camera and be used often.

Key Features

• Ultra-wide 20mm prime lens for L-Mount cameras

• Bright f/2.5 aperture in a compact, lightweight body

• 11 elements in 9 groups optical construction

• Aspherical elements for reduced distortion and improved sharpness

• 7-blade rounded diaphragm for smooth bokeh

• Minimum focusing distance of 0.18m for creative close-ups

• Dust and splash resistant design

• Ideal for travel, street, landscapes, and video use

Specifications

• Focal length: 20mm

• Maximum aperture: f/2.5

• Minimum aperture: f/22

• Lens construction: 11 elements in 9 groups

• Angle of view: 94°

• Minimum focus distance: 0.18m

• Maximum magnification: 0.15x

• Filter size: 62mm

• Dimensions: approx. 69.4mm × 40.9mm

• Weight: approx. 142g

• Mount: L-Mount

• Weather sealing: Dust and splash resistant

• Operating temperature: -10°C to 40°C

What’s in the Box

• Panasonic LUMIX S 20mm F2.5 lens

• Front lens cap

• Rear lens cap

• Instruction manual / documentation