Paper Handheld Diffraction Viewer – Fireworks & Light Effect Card (Model:SNFW008)

Portable Visual Effect Viewer for Events is a handheld viewer designed to enhance light-based entertainment. Featuring a specialized diffraction grating lens,
this compact card transforms point light sources—such as fireworks, stage lights, or city illuminations—into clear, diffracted rainbow patterns.

Design & Material:

Lens Technology: Utilizes 0.15mm PET diffraction film to ensure stable and distinct light separation.
Card Structure: Made from sturdy white cardboard, designed to be held up to the eyes manually. This design is particularly convenient for users wearing
prescription glasses or for quick, shared viewing.
Compact Size: Its slim profile makes it easy to distribute in mailers, event programs, or gift bags.

Commercial Application:

Customization: The flat paper surface offers an ideal area for printing brand logos, event schedules, or promotional messages.
Packaging: Standard bulk packing of 100 pieces per bag and 2,000 pieces per master carton.

Usage Note: Intended for viewing artificial light displays only. Do not use for solar observation.