✦ LIBER ✦
Using narrow-band holographic reflection filters to protect security holograms against coherent-light copying
✍ Scribed by Semenov, G. B.; Aristov, A. K.
- Book ID
- 115400655
- Publisher
- Optical Society of America
- Year
- 2000
- Tongue
- English
- Weight
- 162 KB
- Volume
- 67
- Category
- Article
- ISSN
- 1070-9762
No coin nor oath required. For personal study only.