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OM System

M.Zuiko Digital ED 20mm F1.4 PRO

Micro Four Thirds · Prime · MICRO FOUR_THIRDS

40mm-equiv. F1.4 wide prime with 25 cm close focus, 58 mm filter thread, and IPX1 weather sealing.

$799

Launch price

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M.Zuiko Digital ED 20mm F1.4 PRO

Last updated June 2026

Key specs at a glance

Focal Length

20 mm

Max Aperture

f/1.4

Mount

Micro Four Thirds

Coverage

Micro Four Thirds

Stabilization

No

Weight

247 g

Min Focus

25 cm

Filter Size

58 mm

Where to buy the OM System M.Zuiko Digital ED 20mm F1.4 PRO

Check today's availability, latest prices, bundle deals, and certified refurbished options at the major authorized retailers:

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Best for

Use-case scores

Scored algorithmically from verified specs. 10 = best in class.

Portrait

Good
6.5/ 10
  • · Fast f/1.4 aperture yields extremely shallow depth of field
  • · 9-blade rounded diaphragm creates creamy out-of-focus highlights

Sports & Action

Fair
4.5/ 10
  • · Constant fast f/1.4 aperture allows fast shutter speeds

Video & Hybrid

Fair
4.5/ 10
  • · Internal focusing keeps lens length constant and stops rotation
  • · Fast prime aperture offers cinematic shallow depth of field

Landscape

Excellent
8.0/ 10
  • · Wide-angle focal length (20mm) is great for landscape photography
  • · Weather-sealed body protects against dust and rain in the field

Travel

Good
6.0/ 10
  • · Ultralight (247g) — perfect for all-day carry without fatigue
  • · Weather-sealed body is prepared for varied travel climates

Wildlife

Limited
2.0/ 10
  • · Weather-sealed design handles outdoor elements like rain or sand

Macro & Close-up

Limited
1.5/ 10
  • · Short focus distance of 25 cm allows close shooting

Pros

  • Bright f/1.4 aperture for low light and subject separation
  • Prime design typically delivers strong sharpness and lighter weight
  • Weather-sealed construction for outdoor shooting
  • Lightweight design easy to carry all day

Cons

  • Third-party or older alternatives may offer better value

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Full specifications

Verified specs · OM System M.Zuiko Digital ED 20mm F1.4 PRO

Optical Design

Focal length (Min)20 mm
Focal length (Max)20 mm
Max aperture (Wide)f/1.4
Max aperture (Tele)f/1.4
Elements11
Groups10
Special elements1 Aspherical, 1 Super ED, 2 ED

Focus System

Min focus distance25 cm
Max magnification0.11 ×
Autofocus motorMSC (stepping motor)
Internal focusYes

Image Stabilization

Optical stabilizationNo
OIS effectiveness0 stops

Physical Specs

Weight247 g
Length61.7 mm
Diameter63.4 mm
Filter thread size58 mm
Weather sealingYes
Diaphragm blades9

Compatibility

Lens mountMicro Four Thirds
Format coverageMicro Four Thirds

Features

Control ringYes
Custom function buttonYes