| 摘要 |
PURPOSE: Provided is a fabric which is invisible through an infrared ray filter by fire-retardant coating intercepting heat of heat ray and is useful for swimming suits, in which an image behind of fabric can not be exposed by using an infrared ray filter of digital video camera. CONSTITUTION: The fabric which is invisible through an infrared ray filter is obtained by fire-retardant coating with the existing fire retardant chemical. Used fabric is 100% polyester fabric.
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