We asked hairstylists and other curly-hair experts how to use a hair diffuser to tame frizzy hair and achieve soft, perfect curls, coils, and waves every time you blow-dry. How big of a difference ...

He created a diffuser using PETG giving a standard string of LEDs a softer and more natural look that makes them look more like older light sources such as fluorescent strips or EL wire ...

We all want a nice and shiny LED strip that doesn’t actually look like it consists of individual LEDs – a bar of uniform light ... diffusers either – you can 3D print them, or, indeed, use ...