In a petrographic microscope, the light is first polarized, then the thin section is placed in that beam of light and then that light passes through a second polarizer.

This tiny lens turns your smartphone into a polarizing microscope – and it works with both iPhones and Android phones too. Story by Christian Rowlands • 3mo.

THE compound polarizer is a device for producing beams of polarized light of variable colours in the field of a microscope ocular. The polarizer proper consists of a disk of ‘Polaroid’, a disk ...

In a petrographic microscope, the light is first polarized, then the thin section is placed in that beam of light and then that light passes through a second polarizer. A weird thing happens to ...

Chip-scale metalens array for polarization-embedded metalens imaging device (PMID) and compact portable microscope system (PMS): (a) chip-scale metalens array integrated in the CMOS image sensor ...

You may like I tried a fingertip lens that claimed to gave my iPhone a 1200x zoom – but it won’t replace my microscope any time soon; I’m a photographer, and this Leica-style smartphone is ...