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LED display for a retail storefront

A storefront screen has two jobs at once, pulling people in from the street and staying legible behind glass, so the brightness and the mounting depth are chosen together.

Facing the street

A window facing daylight needs far more brightness than an indoor wall. The figure is set against the glass and the sun path, not against a showroom test.

Transparent options

Where the window itself has to stay visible, a transparent screen carries content across the glass and still lets the interior read from the pavement.

Mounting depth

Shopfronts rarely have a service corridor. A wall that opens from the front keeps the display inside the window reveal instead of eating floor space.

What the shop window decides first

A shop window decides the screen before brightness does.

Sightline through glass comes first
If the interior has to stay visible, the wall cannot be a solid panel. Filigree runs 90% transparency at 3 mm, so content sits on the glass and the shop still reads from the pavement; Folio runs 60–80% and suits a surface that is curved, cut or retrofitted.
The sun path sets the brightness
A window facing the street sees daylight at the glass, not showroom light. Content is set at 1,000–5,000 cd/m² against the glass and the sun path, and dimmed with the ambient level so it does not turn into a mirror at dusk.
The reveal sets the depth
Shopfronts rarely have a service corridor and rarely give up floor space. A 3 mm transparent screen or a sub–5 kg/m² Folio surface mounts inside the reveal and is serviced from the front.
The pitch follows the read distance
People read a window from 1–3 m on the pavement; P3.9–P10.4 on Filigree is set for the content size at that distance, not for a seated viewer.
Room conditionWhat it rules inWhat it rules out
Window faces the street, interior must stay visible90% transparent Filigree at 3 mmA solid cabinet that blanks the window
Curved or angled glazing, retrofit onto existing frameFolio at under 5 kg/m², 60–80% transparentFrames and trusses added inside the reveal
Read from 1–3 m on the pavement, sun on the glassP3.9–P10.4 · 1,000–5,000 cd/m² with dimmingFixed-brightness builds that mirror at dusk

Boundary. We do not alter the shopfront glazing, its frame or the landlord's fixing points — the screen fits the opening that exists.

Can an LED screen go behind a shop window?

Yes, if it is a transparent type: 90% at 3 mm on Filigree, 60–80% on Folio.

How bright does a shopfront screen need to be?

1,000–5,000 cd/m², set against the glass and the sun path, with ambient dimming.