OM System
M.Zuiko Digital ED 12-40mm F2.8 PRO II
Micro Four Thirds · Zoom · MICRO FOUR_THIRDS
IP53 weather-sealed standard zoom with constant F2.8, MSC autofocus, and 0.3× magnification at 40mm.
$1,299
Launch priceAffiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Last updated June 2026
Key specs at a glance
Focal Length
12-40 mm
Max Aperture
f/2.8
Mount
Micro Four Thirds
Coverage
Micro Four Thirds
Stabilization
No
Weight
382 g
Min Focus
20 cm
Filter Size
62 mm
Where to buy the OM System M.Zuiko Digital ED 12-40mm F2.8 PRO II
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Best for
Use-case scores
Scored algorithmically from verified specs. 10 = best in class.
Portrait
Limited- · f/2.8 aperture is solid for standard portraits
Sports & Action
Fair- · Constant fast f/2.8 aperture allows fast shutter speeds
Video & Hybrid
Fair- · Internal focusing keeps lens length constant and stops rotation
- · Constant aperture zoom avoids exposure shifts while zooming
Landscape
Excellent- · Ultra-wide angle (12mm) is perfect for sweeping landscapes
- · Weather-sealed body protects against dust and rain in the field
Travel
Good- · Highly portable weight (382g) makes it travel-friendly
- · Standard zoom range covers wide to portrait, highly versatile
Wildlife
Limited- · Weather-sealed design handles outdoor elements like rain or sand
Macro & Close-up
Fair- · Moderate close-up capabilities with 0.3x magnification
- · Extremely close minimum focus distance of only 20 cm
Pros
- ✓ Constant F2.8 across 12–40mm (24–80mm equiv.)
- ✓ IP53 dust/splash/freeze resistance with ZERO coating
- ✓ Compact 382g body with MF clutch and L-Fn button
Cons
- – No lens-based IS — relies on Sync IS in compatible bodies
- – Extending barrel design
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Full specifications
Verified specs · OM System M.Zuiko Digital ED 12-40mm F2.8 PRO II