投稿
  1. 纸币百科首页
  2. 论坛

世界塑料钞基材窗口技术之Vitrail

light 知识 188

由俄罗斯国家印钞造币股份公司Goznak研制成功的一种纸塑复合型窗口技术。这种技术的特征是在抄纸过程中预留孔洞，在孔洞背面覆上一层高安全性塑料薄膜带，形成的透视窗口称为VFI，这种窗口可制成任何形状或任何长度，它同时也具备了低成本和高安全性的特征。

目前全世界只有2-3个公司掌握了这项技术。但运用于钞票上却只有2014年索契冬奥会100卢布纪念钞。

回复

我来回复

  • 暂无回复内容

相关问题

分享本页
返回顶部

Fatal error: Uncaught TypeError: fclose(): Argument #1 ($stream) must be of type resource, false given in /usr/local/lighthouse/softwares/wordpress/wp-content/plugins/wp-super-cache/wp-cache-phase2.php:2406 Stack trace: #0 /usr/local/lighthouse/softwares/wordpress/wp-content/plugins/wp-super-cache/wp-cache-phase2.php(2406): fclose() #1 /usr/local/lighthouse/softwares/wordpress/wp-content/plugins/wp-super-cache/wp-cache-phase2.php(2166): wp_cache_get_ob() #2 [internal function]: wp_cache_ob_callback() #3 /usr/local/lighthouse/softwares/wordpress/wp-includes/functions.php(5481): ob_end_flush() #4 /usr/local/lighthouse/softwares/wordpress/wp-includes/class-wp-hook.php(341): wp_ob_end_flush_all() #5 /usr/local/lighthouse/softwares/wordpress/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters() #6 /usr/local/lighthouse/softwares/wordpress/wp-includes/plugin.php(522): WP_Hook->do_action() #7 /usr/local/lighthouse/softwares/wordpress/wp-includes/load.php(1308): do_action() #8 [internal function]: shutdown_action_hook() #9 {main} thrown in /usr/local/lighthouse/softwares/wordpress/wp-content/plugins/wp-super-cache/wp-cache-phase2.php on line 2406