August 4, 2020

Laser Print

Macro and Micro Picture of the Day 2020-08-04

Here is a print of the letter "s" done by a laser printer at 100x magnification using dark-field microscopy. Right click for full resolution. Individual particles of toner are visible. The laser printer used was a Brother MFC7860DW on Costco brand paper, 20 lb, brightness 92.

Equipment used: AmScope M150C microscope with Raspberry Pi camera module V2 (8MP).

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