dust on a book after exposition during few weeks

Acari on newspaper : compare the sizes.

Fabric

Detail of a fabric (inset: low resolution structure) 

Living animals in water river

 I just took a glass of water in the river nearby. I put some water on a plate and looked. Moving quite fast under the microscope... What these animals are, I have no idea. Help welcomed.

Dust at home...

You just put the microscope on a place that has not been cleaned for sometime (?). Enjoy...

Petunia

Petunia observed with the Veho VMS-001, 20-200x Magnification USB Digital Microscope

Pixels directly observed on my computer screen

The screen is the one of a 

SDM-HS75 Sony TFT LCD color computer display 

Pixel pitch is given to be 0,264mmx0,264mm