physicsfun on Instagram: "Color Gradient Magnetic Film: a favorite device in my collection- making the invisible visible and revealing the hidden beauty of the physics in our everyday world. The field structure of six magnetic objects can be seen here. Staring with a simple dipole neodymium in the center and going clockwise from the top left: fridge magnet with stripe pattern, magnetic rotor of a small motor, ring of poles of a rotor for a stepper motor, vintage ferrous classroom “dipole”, and a

@insta360 on Instagram: "What makes the new Invisible Dive Case Pro SO GOOD? 👁️ No blind spots 🐠 Richer colors 🤿 Waterproof to 164ft (50m) Grab yours today and turn your Insta360 X5 into the ultimate underwater cam! 📸 @philllipau with Insta360 X5 #insta360 #insta360x5 #360camera #diving #videography #fyp"