Simple means by which the materials used in lens manufacture can be readily identified.
Cross References:
BS 3521:Part 3
Product Details
- Published:
- 01/31/1992
- ISBN(s):
- 0580202135
- Number of Pages:
- 16
- File Size:
- 1 file , 1000 KB
- Product Code(s):
- 00259194, 00259194, 00259194
