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Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH Review

Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH

Main Features

  • 10-25mm Focal Range
  • F1.7 Max Aperture
  • Weather Sealed
  • Filter Thread: 77mm
  • Max Format: FourThirds
  • Micro Four Thirds Mount
  • Weight: 690g.
  • Diameter: 88mm
  • Length: 128mm
  • Min Focus Distance:0.28m
  • Max Magnification:0.14x
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Panasonic 10-25mm F1.7 ASPH Overview

Panasonic 10-25mm F1.7 ASPH is an Auto Focus (AF) Ultra-Wideangle Zoom lens with FourThirds max sensor coverage and it is designed to be used with Micro Four Thirds mount cameras.

Panasonic 10-25mm F1.7 ASPH is a member of Panasonic's Summilux series of lenses. Below you can see the latest lenses in this series.

Summilux Series Lenses in Micro Four Thirds Mount
Model Coverage Weight Focusing Street Price
Panasonic Leica DG Summilux 9mm F1.7 ASPH Lens Panasonic Leica DG Summilux 9mm F1.7 ASPH
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FourThirds 130gr AF Amazon B&H Photo
Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH Lens Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH
FourThirds 690gr AF Amazon B&H Photo
Panasonic Leica DG Summilux 25mm F1.4 II ASPH Lens Panasonic Leica DG Summilux 25mm F1.4 II ASPH
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FourThirds 205gr AF Amazon B&H Photo
Panasonic Lumix G Leica DG Summilux 12mm F1.4 ASPH Lens Panasonic Lumix G Leica DG Summilux 12mm F1.4 ASPH
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FourThirds 335gr AF Amazon B&H Photo
Panasonic Leica Summilux DG 25mm F1.4 Lens Panasonic Leica Summilux DG 25mm F1.4
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FourThirds 200gr AF Amazon B&H Photo

Lens Mount

Panasonic 10-25mm F1.7 ASPH is compatible with cameras that have Micro Four Thirds lens mount. Some of the latest released cameras that are compatible with the Micro Four Thirds lenses are Panasonic GH6, OM System OM-1 and Panasonic GH5 II.

Focal Range

Panasonic 10-25mm F1.7 ASPH has a focal range of 10-25mm and 2.5X zoom ratio which has a 35mm equivalent focal range of 20-50mm when used on a FourThirds format camera.


Weather Sealings

Panasonic 10-25mm F1.7 ASPH is a weather sealed lens which provides an extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have an effective protection, you have to pair the Panasonic 10-25mm F1.7 ASPH with a weather sealed camera body such as Panasonic GH6, OM System OM-1 and Panasonic GH5 II.

Zoom Method

Panasonic 10-25mm F1.7 ASPH features Rotary (extending) zoom method where the length of the lens changes as you zoom in or out. This makes it possible to design the lens with a smaller minimum length ( generally when it is zoomed out) compared to internal zoom lenses. The disadvantages of this design are being harder to seal against dust and moisture, weight balance shifting while zooming and zoom creep in certain lenses.

Maximum Magnification Ratio

Panasonic 10-25mm F1.7 ASPH has a Max Magnification Ratio of 0.14x and has a minimum focusing distance of 0.28m. 0.14x means that the max magnification ratio is very low and not suitable even for modest close-up shots.

Aperture

Panasonic 10-25mm F1.7 ASPH is a fixed aperture lens with a constant max aperture of f1.7 from 10mm all the way to the 25mm .

Optical Formula

Panasonic 10-25mm F1.7 ASPH's optical formula consists of 17 elements in 12 groups . Following special elements are used in this design:

  • 1 UHR
  • 3 aspherical
  • 4 ED elements

Lens Hood

Panasonic 10-25mm F1.7 ASPH comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.

Body Colour

Panasonic 10-25mm F1.7 ASPH is available in Black color.

Popular Comparisons of Panasonic 10-25mm F1.7 ASPH

Here is the eight most popular comparisons of Panasonic 10-25mm F1.7 ASPH amongst Camera Decision readers.

Top Alternatives of Panasonic 10-25mm F1.7 ASPH Lens
Model Coverage Weight Focusing Street Price
Olympus M.Zuiko Digital ED 8-25mm F4 Pro Lens Olympus M.Zuiko Digital ED 8-25mm F4 Pro
Compare
FourThirds 411gr AF Amazon B&H Photo
Panasonic Leica DG Vario-Elmarit 12-60mm F2.8-4.0 ASPH Power OIS Lens Panasonic Leica DG Vario-Elmarit 12-60mm F2.8-4.0 ASPH Power OIS
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FourThirds 320gr AF Amazon B&H Photo
Panasonic Leica DG Summilux 9mm F1.7 ASPH Lens Panasonic Leica DG Summilux 9mm F1.7 ASPH
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FourThirds 130gr AF Amazon B&H Photo
Panasonic Leica DG Vario-Elmarit 8-18mm F2.8-4.0 ASPH Lens Panasonic Leica DG Vario-Elmarit 8-18mm F2.8-4.0 ASPH
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FourThirds 315gr AF Amazon B&H Photo
Panasonic Leica D Vario-Elmar 14-50mm F3.8-5.6 Mega OIS Lens Panasonic Leica D Vario-Elmar 14-50mm F3.8-5.6 Mega OIS
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FourThirds 434gr AF Amazon B&H Photo
Panasonic Leica Summilux DG 25mm F1.4 Lens Panasonic Leica Summilux DG 25mm F1.4
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FourThirds 200gr AF Amazon B&H Photo
Sony Vario-Sonnar T 24-70mm F2.8 ZA SSM II Lens Sony Vario-Sonnar T 24-70mm F2.8 ZA SSM II
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35mm FF 974gr AF Amazon B&H Photo
Olympus M.Zuiko Digital ED 40-150mm F2.8 Pro Lens Olympus M.Zuiko Digital ED 40-150mm F2.8 Pro
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FourThirds 760gr AF Amazon B&H Photo

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Pros and Cons of Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH


PROs
Weather Sealed
Built-in Autofocus
Hood supplied
Full-time Manual Focusing
Fast and Bright at Wide end
Fast and Bright at Tele end
Constant f1.7 Aperture throughout the range

CONs
Lens Extents while focusing
Pricey
Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH Alternatives in Micro Four Thirds Mount
Model Coverage Weight Focusing Street Price
Olympus M.Zuiko Digital ED 8-25mm F4 Pro Lens Olympus M.Zuiko Digital ED 8-25mm F4 Pro
Compare
FourThirds 411gr AF Amazon B&H Photo

Panasonic 10-25mm F1.7 ASPH Detailed Specifications


General
Brand Panasonic
Lens Type Zoom
Lens Type Wideangle Zoom
Lens Mount Micro Four Thirds
Max Format FourThirds
Focal Range 10-25mm
Image Stabilization
Colour Black
Zoom Method Rotary (extending)
Power Zoom No
Zoom Lock No
Zoom Ratio 2.5X
APERTURE
Max Aperture F1.7
Min Aperture F16
Aperture Ring Yes
Diaphragm Blades 9
Optics
Optical Elements 17
Optical Groups 12
Special Elements 1 UHR, 3 aspherical, 4 ED elements

FOCUSING
Min Focus Distance 0.28m
Max Magnification 0.14X
Autofocus Yes
AF Motor Type Stepper motor
Full Time Manual Yes
Focus Method Internal
Distance Scale Yes
DoF Scale No
PHYSICAL SPECS
Weight 690g
Diameter 88mm
Length 128mm
Materials Magnesium alloy
Weather Sealing Yes
Filter Thread 77mm
Filter Notes -
Hood Supplied Yes
Tripod Collar No
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Frequently Asked Questions about Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH
is the Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH a Weather Sealed lens?
What is the Minimum Focusing Distance of Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH
is the Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH an Autofocus (AF) lens?
What is the Filter Thread Size of Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH
Does Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH have Image Stabilization?
Does Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH have Aperture Ring?
What is the Maximum Magnification Ratio of Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH
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