Science Museum Exhibits · Interactive Exhibits · Shipped Worldwide
Hidden patterns
Light, Sound and Electromagnetism

Hidden patterns

所属门类:Light, Sound and Electromagnetism Custom build available Batch supply available
  • In stock with stable lead times — single units or complete sets
  • Size, appearance and interaction can be adapted to the museum’s theme
  • For science museums, campus science rooms, community science centers and mobile science museums
  • Export packing and overseas on-site installation support
Images and specifications are indicative only; the supply contract and approved drawings govern.

1. Content:

Exhibition items mainly consist of board surface, scene images, filters, and sliding mechanisms. The board is fixed on the wall and divided into ten areas. Each area is equipped with a small graphic light box, and the pictures of the ten graphic light boxes are not the same. Each small lightbox is equipped with a push-pull mechanism on its surface and a sliding filter next to it.

2. Principle:

Concept of V filter

Optical components used to select the desired radiation band. One commonality of filters is that no filter can make the imaging of celestial bodies brighter, because all filters absorb certain wavelengths, making objects darker.

Principle of V filter

A filter is made of plastic or glass with special dyes added. A red filter can only allow red light to pass through, and so on. The transmittance of glass sheets was originally similar to that of air, allowing all colored light to pass through, making them transparent. However, after dyeing, the molecular structure changes and the refractive index also changes, resulting in changes in the passage of certain colored light. For example, a beam of white light passing through a blue filter emits a beam of blue light, while green and red light are very rare and mostly absorbed by the filter.

3. Purpose:

Display items with images for intuitive display. By comparing the results of viewing images directly and under a filter, the audience can understand the function and principle of the filter and appreciate its use in daily life.

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