Calculator

Calculator

The “APE Calculator” app is designed to solve nonlinear optics equations. With more than 10,000 downloads, it is one of the most frequently used apps for this purpose. The app is intended for customers and users who are primarily concerned with nonlinear processes in ultrafast laser technology. It performs the relatively simple conversion of wavelengths to wavenumbers or frequencies, but can also solve more complex tasks, such as dispersion caused by dispersion of short pulses. Users of OPOs or users of CARS will also benefit from the quick determination of pump, signal, or idler wavelengths. The calculator is available as a web application for the desktop (www.ape-berlin.de) or as an app for Apple and Android.

Download apk file

Here we provide the installation file (apk format) for your mobile phone for direct download. After downloading the zip file, you will need to unzip it before installation.

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News

APE at SPEC

𝗦𝗣𝗘𝗖 𝟮𝟬𝟮𝟲A leading conference at the intersection of vibrational spectroscopy and healthcare, focused on translational research and clinical... read more

APE at CLEO

𝗖𝗟𝗘𝗢 𝟮𝟬𝟮𝟲The world’s premier forum for advances in laser science and photonics technologies.📅 19–20 May 2026📍 Charlotte, North... read more

What are you up to at SPIE Europe? Curious to learn something new? 😉

On April 15th, EPFL will give a talk on "tailoring glass properties and microstructure with sub-100 femtosecond pulses". We... read more

Happy Easter

We wish you all a Happy Easter and a wonderful start to spring! 🌸 read more

APE at SPIE Europe 2026

SPIE, the international society for optics and photonics Europe 2026 is one of Europe’s premier events for optics... read more

APE at ECONOS

Our colleagues Tobias Grunske, Bianca Maria Berti, and Ingo Rimke are attending this year at ECONOS to connect... read more

Would you like to expand your knowledge free of charge?

Then join the upcoming webinar Laser Test & Measurement Summit of Photonics Spectra. Our product expert Mateusz Ibek... read more