Microplastic filter for a washing machine

A fluid filter comprising:

• with a filter housing, a first filter screen, a second filter screen, an inlet opening, and an outlet opening, wherein:
• the filter housing encloses a cavity and has at least the inlet opening and the outlet opening,
• the first filter screen is arranged in the cavity,
• the first filter screen at least partially delimits a first filter chamber and the second filter screen at least partially delimits a second filter chamber,
• the inlet outlet openings communicate with each other through the first filter screen such that a fluid can flow from the inlet opening through the first filter screen to the outlet opening, thereby defining a direction of the fluid flow,
• the first filter chamber has a retentate outlet,
• the second filter screen is arranged in the cavity of the filter housing, the inlet outlet openings communicate with one another through the second filter screen and the retentate outlet is arranged on a side of the second filter screen that faces the fluid flow.