Tài liệu Thư viện số

Danh mục TaiLieu.VN

Kết quả 1-12 trong khoảng 1

  • Study of security features present in Nepali passport

    Study of security features present in Nepali passport

    Security features present on Nepali passport are examined with the help of Video Spectral Comparator. Mainly examination is carried out with application ultra-violet light, normal light, oblique light and transmitted light. We obtain different types of security features including florescence, ghost image, binding thread, optical fiber, punched number, barcode, micro-printing, watermark, emboss etc.

     6 p actvn 26/07/2024 18 0

Đăng nhập

Hướng dẫn khai thác thư viện số

Bộ sưu tập nổi bật

getDocumentFilter3 p_strSchoolCode=actvn