Leica lighting window is hung and opened, which is convenient for airflow to enter the room. It uses the principle of light reflection to introduce sunlight into the room. At the same time, it adopts double-layer EPDM sealing strip to seal and obtain national patent, which makes the skylight airtight and super waterproof.
Leica is a camera brand of the same name produced by a German company, which consists of Leitz and the first syllable of the camera.