✦ LIBER ✦
Reference instrument for certification of neutral light filters in the 200–1100-nm range
✍ Scribed by N. R. Batarchukova; V. I. Lagutin; A. G. Lapin; N. S. Moskaleva
- Publisher
- Springer US
- Year
- 1978
- Tongue
- English
- Weight
- 291 KB
- Volume
- 21
- Category
- Article
- ISSN
- 0543-1972
No coin nor oath required. For personal study only.