A TAMPER INDICATING OPTICAL SECURITY DEVICE
收藏国家林业和草原科学数据中心2023-02-12 更新2024-03-07 收录
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资源简介：
The present disclosure relates to the field of optical security devices. The present disclosure discloses a tamper indicating optical security device (10) that operates to produce one or more synthetic images. Any attempt to detach (e.g.， forcibly remove) this device from an underlying base material (22) will cause one or more layers of the security device (10) to separate or delaminate， rending the device (10) partially or totally inoperable. The inventive security device (10) is contemplated for use with， among other things， currency or banknotes， secure documents such as bonds， checks， travelers checks， identification cards， lottery tickets， passports， postage stamps， and stock certificates， as well as non-secure documents such as stationery items and labels. The inventive security device (10) is also contemplated for use with consumer goods as well as bags or packaging used with consumer goods. A tamper indicating optical security device that operates to produce one or more synthetic images is provided. Any attempt to detach (e.g.， forcibly remove) this device from an underlying base material will cause one or more layers of the security device to separate or delaminate， rending the device partially or totally inoperable. The inventive device is contemplated for use with， among other things， currency or banknotes， secure documents such as bonds， checks， travelers checks， identification cards， lottery tickets， passports， postage stamps， and stock certificates， as well as non-secure documents such as stationery items and labels. The inventive device is also contemplated for use with consumer goods as well as bags or packaging used with consumer goods.
提供机构：
国家林业和草原科学数据中心
创建时间：
2023-02-12
