The Subminimal Upshot Espresso Mirror is a compact mirror designed to clearly see the espresso extraction from below, without bending or changing posture. It offers direct visual contact with the flow to detect channeling, distribution, and stability during extraction.

Features

• High-definition mirror with an anti-glare surface.
• Adjustable angle to easily find the correct view.
• Compact construction, lightweight yet durable.
• Magnetic base that easily “sticks” to metal surfaces of the machine.
• Designed to fit under bottomless portafilters without obstruction.
• Foldable body for easy storage.

Advantages

• Accuracy in monitoring: Instantly see if there is channeling or uneven flow.
• Improves consistency: Allows detailed control of extraction for more stable results.
• Comfort of use: No need to bend or put your face close to the group head.
• Clear image: The mirror remains readable even in brightly lit environments.
• Organization and practicality: Magnetic storage so it’s always where you need it.

Upshot is a tool that aids in the evolution of technique and provides a complete view of the extraction.