The app calculates the lens factor based on screen size and projector distance. It also determines screen size or projector distance when lens factors are known.
by Bart van Stiphout★ 5.02 ratingsProductivity$1.99Data updated 2026-09-14
The app helps users select the right size pipes for boiler installations. It calculates the total equivalent length, minimum pipe diameter, and pressure drop for copper, steel, and PE pipes.
The app helps users calculate lubricator size and time settings for automatic lubricators. It allows users to determine lubricant amounts theoretically for bearings, chains, and slide bearings.
