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Micro Four Thirds lenses

Lenses for the Micro Four Thirds ecosystem of cameras

Compare Olympus Body Cap Lens 9mm f8 vs. YI YI Tech 42.5mm f1.8

This is a side-by-side comparison of the specs of the Body Cap Lens 9mm f8 vs. the YI Tech 42.5mm f1.8. Differences are highlighted in yellow.
Item Body Cap Lens 9mm f8 YI Tech 42.5mm f1.8
Item image Item image
Focal length 9mm [x] 42.5mm [x]
Maximum aperture f8 [x] f1.8 [x]
Focus Manual [x] Autofocus [x]
Release year 2014 [x] 2017 [x]
Lens type Prime [x] Prime [x]
Length 1.2cm [x] 6.1cm [x]
Weight 0.3kg [x]
Weather sealed? No [x] No [x]
Colour Black [x] Black [x] / Silver [x]
Price at launch $100 [x] $200 [x]
Filter attachment diameter 49 [x]
Depth 5.6cm [x] 5.7cm [x]
Minimum focusing distance 0.2m [x] 0.25m [x]
Magnification 0.05 [x]
Filter attachment? No [x] Yes [x]
Collapsing? No [x] No [x]
Power zoom No [x] No [x]
Aperture ring? No [x] No [x]
Optical image stabilisation? No [x] No [x]
Tripod mount? No [x] No [x]
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