BS 2738-4:1992 PDF Download
$151.00
Spectacle lenses-Specification for single-vision and multifocal semi-finished lens blanks
standard by BSI Group, 09/15/1992
Document Format: PDF
Description
Gives tolerances for optical and geometrical properties.
All current amendments available at time of purchase are included with the purchase of this document.
Product Details
- Published:
- 09/15/1992
- ISBN(s):
- 0580211711
- Number of Pages:
- 12
- File Size:
- 1 file
- Product Code(s):
- 279405, 279405, 279405
- Note:
- This product is unavailable in Ukraine, Russia, Belarus