Partner · Light & Circadian Health

The light you see sets your clock.

Bright, blue-rich light after sunset tells your brain it’s still midday, blunting melatonin and the deep sleep your body repairs on. RA Optics glasses are engineered to protect those signals, so your circadian rhythm, sleep, and energy stay where they should.

Cyberdrip patients get 10% off your order — applied automatically at checkout.

Blocks blue & green light Backed by circadian science HSA/FSA eligible
Why It Matters

Light is a signal, not just brightness.

Your body runs on a roughly 24-hour clock, and light is its main input. Morning light sets the rhythm; darkness in the evening lets melatonin rise and sleep deepen.

The problem is modern light. Screens, LEDs, and overhead lighting are rich in the blue wavelengths your brain reads as midday, so the signal to wind down never fully arrives.

Filtering that light in the evening is one of the simplest ways to protect your sleep, recovery, and long-term health, no prescription required.

The daily rhythm

Morning

Bright, full-spectrum light anchors your clock and lifts daytime energy.

Daytime

Screen and indoor light is filtered so focus stays without the strain.

Evening

Blue and green light are blocked so melatonin can rise for sleep.

People wearing RA Optics tinted lenses for everyday circadian light
The Lenses

Three lenses for three times of day.

RA Optics builds a different lens for each part of your day, because the light you need at 9am isn’t the light you need at 9pm.

Evening

Sunset

Blocks blue and green light in the hours before bed to support your natural melatonin rise and deeper, faster sleep.

from $174
Daytime & screens

Daylight

Filters the harsh blue of screens and indoor lighting while keeping colors clear, designed to ease eye strain and keep you focused.

from $224
Outdoors

BlueSync

Daytime sunglasses that let beneficial light through to reinforce your circadian rhythm and steady daytime energy.

from $274

Better sleep

Supports faster sleep onset and deeper, more restorative rest.

Natural melatonin

Helps protect the evening melatonin rise from bright, blue-rich light.

Less eye strain

Eases the strain and headaches that come with long screen days.

Steadier energy

Supports focus through the day and an easier wind-down at night.

A Cyberdrip Perk

Protect your sleep, at a Cyberdrip rate.

As an RA Optics partner, we’ve arranged 10% off your order for Cyberdrip patients — your discount is applied automatically when you shop through the link below.