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LEICA DG VARIO-SUMMILUX 10-25mm / F1.7 ASPH. (H-X1025) Micro Four Thirds Lens

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H-X1025

LEICA DG VARIO-SUMMILUX 10-25mm / F1.7 ASPH.

World’s first* standard zoom lens achieving full-range F1.7, for stills and video.
*Among digital interchangeable lenses for mirrorless cameras as of May 31, 2019.
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Features

LEICA DG Lens – ultimate optics

Opt for a LEICA DG lens and get the ultimate in optical quality and performance. They naturally meet the strict quality standards set by Leica Camera AG. Thanks to the sophisticated design of these lenses, you will enjoy brilliant clarity all the way to the edges of your photos. At the same time, distortions of all kind are prevented to enable precise, sharp picture rendering. This means you have the ideal tool for pro-level images in the palm of your hand.
・Leica is a registered trademark of Leica Microsystems IR GmbH.
LEICA DG Lens – ultimate optics

Seamless power

The LEICA DG VARIO-SUMMILUX 10-25mm (35mm camera equivalent: 20-50mm) is the first lens ever to deliver F1.7 brightness throughout the zoom range.* With a single compact, lightweight lens, photographers can capture vast landscapes with dramatic perspective, take candid shots in low light, and compose appealing portraits with a distinctive bokeh effect in the background. Moreover, seamless iris control allows users to shoot video with exceptionally smooth changes in exposure when zooming or panning. Creators can shift deftly between still photography and video, always enjoying the same outstanding level of expressive power.
*Among digital interchangeable lenses for mirrorless cameras as of May 31, 2019.
Seamless power

Dust, splash and freeze-resistant design

LEICA DG VARIO-SUMMILUX 10-25mm / F1.7 ASPH. is designed to keep shooting in the toughest conditions thanks to its dust- and splash-resistant construction and allows you to shoot in temperatures as low as -10 °C.
・Dust and Splash Resistant does not guarantee that damage will not occur if this lens is subjected to direct contact with dust and water.
Dust, splash and freeze-resistant design

Ideal for video recording

The lens offers fast, accurate autofocus and smooth aperture changes, critical for the modern content creator, allowing you to record beautiful 4K video and stills without disturbing your subject.
Ideal for video recording

H-X1025 lens construction

The optimized configuration has 17 elements in 12 groups, including 3 ASPH, 4 ED and 1 UHR lenses to minimize aberrations and ensure superb resolution.
H-X1025 lens construction

H-X1025 MTF chart

They meet the strict optical standards set by Leica Camera AG and offer outstanding sharpness and resolution throughout the zoom range. Demonstrates uncompromising expressiveness.
・For lenses that are capable of compensating distortion, the horizontal axis shows the distance from the center of the corrected image.
H-X1025 MTF chart

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Specs

Photo of LEICA DG VARIO-SUMMILUX 10-25mm / F1.7 ASPH. (H-X1025) Micro Four Thirds Lens

Size and Weight

Height
87.6mm
Width
87.6mm
Depth
128mm
Weight
690g

Approximately. Weight excluding lens cap, lens rear cap and lens hood. Length from the tip of the lens to the base side of the lens mount.

  • Micro Four Thirds System StandardMicro Four Thirds System Standard
  • LEICA DG LensLEICA DG Lens
  • Dust / Splash / Freeze ResistantDust / Splash / Freeze Resistant

Based on Leica Camera AG's strict quality standards

Full-range F1.7 standard zoom lens for photography and videography

Dust, splash and freeze-resistant design

Features

  • Lens Construction

    • 17 elements in 12 groups (3 aspherical lenses, 4 ED lenses, 1 UHR lens)
  • Nano Surface Coating

    • -
  • Mount

    • Micro Four Thirds mount
  • Optical Image Stabilizer

    • -
  • Focal Length

    • f=10-25mm (35mm camera equivalent 20-50mm)
  • Aperture Type

    • 9 diaphragm blades / Circular aperture diaphragm
  • Maximum Aperture

    • F1.7
  • Minimum Aperture

    • F16
  • Closest Focusing Distance

    • 0.28m / 0.92ft
  • Maximum Magnification

    • Approx. 0.14x / 0.28x (35mm camera equivalent)

General

  • Diagonal Angle of View

    • 94o (Wide) - 47o (Tele)
  • Dust and Splash Resistant

    • Yes*
  • Recommended Operating Temperature

    • -10oC to 40oC (14oF to 104oF)
  • Filter Size

    • φ77mm
  • Max. Diameter

    • φ87.6mm / 3.45inch
  • Overall Length

    • Approx. 128mm / 5.04inch (from the tip of the lens to the base side of the lens mount)
  • Weight

    • Approx. 690g / 24.34oz (excluding lens cap, lens rear cap and lens hood)
  • Standard Accessories

    • Lens cap, Lens rear cap, Lens hood, Lens storage bag

NOTE

  • NOTE

    • *Dust and Splash Resistant does not guarantee that damage will not occur if this lens is subjected to direct contact with dust and water.

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