Asta Powerproject 4D

power 4dWith our 4DX PowerPoint template, you'll receive all the integral information about the four discips and a wide selection of templates to introduce the 4DX in your company. PresentTo find the focal length of the combination of two thin lenses in contact, we can follow these steps: Step 1: Identify the Powers of the Lenses We have two lenses: - Lens 1 has a power ( P1 = +4