Resolution

Use Ernst Abbe's famous formula to characterize microscope objective lenses.

Resolution - Microscope Lens Characterization App

"Resolution" is an Android app that helps users characterize microscope objective lenses. By inputting magnification, immersion medium, NA, and wavelength, it calculates lateral and axial resolutions and fluorescence brightness. Users can check if their imaging systems sample at Nyquist frequency by entering camera pixel size and settings. The app allows sharing of objectives through various platforms and includes equations for reference. Compatible with various microscope brands, it supports a comprehensive list of cameras for enhanced usability.

App stats

Users: 17,398
Rating: 4.93
(73)
Version: 2.0 (Last updated: 2023-02-15)
Creation date: 2016-12-03
Permissions
Other:
  • view network connections
  • full network access
  • prevent device from sleeping

Other platforms

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App summary

Characterize your microscope objective lenses, see how well matched they are to your microscope's image acquisition system. Input the magnification, immersion medium (air, oil, glycerol or silicone oil), NA (numerical aperture) and wavelength of light (lambda), to calculate the lateral resolution, axial resolution and fluorescence brightness of the objective. Characterize your acquisition system (camera pixel size, camera binning and additional magnification) to check if you're sampling at Nyquist frequency. Each of your objectives can be saved and easily restored, and shared with other microscopists via e-mail, MMS, Linked-In or even Facebook (why not?). The equations used for the calculations can be displayed by selecting the "Show Equations" option from the App bar menu. The sources of equations are referenced in the "About" box.

* Theoretical Resolution is calculated according Ernst Abbe's famous equation (Abbe 1873)

* Actual Resolution is calculated according to ‘The Rayleigh Criterion’

* Axial Resolution is calculated according to Inoue's chapter in Jim Pawley's “Handbook of Biological Confocal Microscopy” (3rd edition 2006)

* Camera pixel size can be loaded from the list of cameras, if your camera is not in the list, you can enter it manually in the Camera dialog.

* Select the "share" icon to share all output to e-mail, MMS or Linked-In

* Access features from the App Bar Menu (the "three dots" icon - top right)

* Click on the "Lambda" or "NA" text fields to open dialogs that directly set these values

* It doesn't matter if your microscope was made by Zeiss, Evos, Leica, Olympus, Nikon, Motic, or Meiji Techno, the principles are identical and you will find the app useful.

* The list of cameras in the Camera dialog includes those made by Andor, Hamamatsu, Photometrics, PCO, QImaging, Leica, Olympus, Nikon, and Zeiss.

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Google Play Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Extremely useful tool for microscopists
  • Easy to use
  • Helpful and informative
  • Great everyday tool for microscope users
Cons
  • Lacks more objective magnifications
  • Some users find it not what they were looking for
Most mentioned
  • Useful for microscope calculations
  • Involvement of the developer
  • High user satisfaction and recommendations
User reviews
Top and acceptable
by sheragha Qadari, 2022-02-10

Great app Andrew very helpful. Thanks for taking the time to create this.
by Matt Pearson, 2020-06-20

Very handy tool for microscopists!!
by Frederick Ling, 2020-05-14
View all user reviews