Guides

Read the guides to get the most out of Photone — and ultimately: your plants.

Getting Started

How to Optimally Light Your Plants

How to Optimally Light Your Plants

All you need to know to get started

How to Measure Light With Photone

How to Measure Light With Photone

Get started on measuring light with Photone

Measurement Values Explained

Measurement Values Explained

Learn about PAR, PPFD, DLI, Illuminance, and CCT

In-Depth Guides

Diffuser Required

Diffuser Required

What a diffuser is, why it's required and how to easily get one

Which Light Source to Choose

Which Light Source to Choose

Learn which setting to choose to get accurate light intensity measurements (e.g. PPFD, lux)

Common Mistakes

Common Mistakes

Common mistakes when measuring and how to avoid them

Pro Settings Explained

Pro Settings Explained

Learn more about Photone's Pro Settings and how to use them

How to Measure Under Water

How to Measure Under Water

Step-by-step instructions to use Photone under water

How to Calibrate Photone

How to Calibrate Photone

By calibrating you can align Photone’s reading to a reference

plant lighting calculator

Plant Light Calculator

Learn how much light your plant needs

More on Our Blog

Our blog features more interesting articles about light measurement and plant lighting

The Daily Light Integral of Plants

The Daily Light Integral of Plants

The daily light integral (DLI) specifies the usable light received within a 24 hour window. Understanding and optimizing DLI is crucial for healthy plants and bountiful plant yield.

Grow Light Metrics Explained

Grow Light Metrics Explained

All relevant plant lighting abbreviations and terms explained in a simple glossary

PPFD, PAR, Foot-candle or Lux: What Is the Difference?

PPFD, PAR, Foot-candle or Lux: What Is the Difference?

Learn about the difference between measuring light intensity for plants or humans

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