M43 Lens Database

Your personal Micro Four Thirds lens companion. Browse the complete MFT lens database, catalog your collection, log your shoots, and calculate depth of field — all tuned for your system.

Your lens collection
- Mark your owned lenses with one tap
- Filter to show only your gear
- Know exactly what's in your camera bag
- Browse specs: focal length, aperture range, focus distance, magnification

70+ MFT lenses
- Panasonic Lumix G series (30+ lenses)
- OM System M.Zuiko (30+ lenses)
- Sigma Contemporary series
- Voigtländer Nokton premium lenses
- Shoot relevant specifications for every lens

Compare lenses
- Pick two lenses and compare depth of field side-by-side
- Independent focal length and aperture controls per lens
- Find the right lens before you buy or before you shoot

Shot log
- Document your shots with lens, settings, and conditions
- Record what worked and what to try differently
- Build a personal reference library over time
- Export notes in CSV, JSON, or Markdown

Depth of field tools
- MFT-specific calculations (correct 0.015mm circle of confusion)
- Real-time hyperfocal, near limit, and far limit
- Tap any lens to instantly calculate its DOF
- Smart matching shows which lenses fit your current settings

Built for Micro Four Thirds photographers
- Clean, focused interface — no clutter
- Beautiful dark mode
- Haptic feedback
- No subscriptions. No ads. Pay once, own it.

Whether you shoot OM System, Panasonic, Sigma, or Voigtländer lenses — this is your Micro Four Thirds field companion.