• BS 08/30156013 DC

BS 08/30156013 DC

BS EN ISO 21987. Ophthalmic optics. Mounted spectacle lenses

BSI Group, 02/19/2008

Publisher: BS

File Format: PDF

$100.00$200.97


Published:19/02/2008

Pages:26



Cross References:
ISO 7944
ISO 8429
ISO 8598
ISO 8980-1
ISO 8980-2
ISO 13666
ISO 14889:2003
ISO/TR 28980

More BS standard pdf

BS 5691-1:1979

BS 5691-1:1979

Guide for the determination of thermal endurance properties of electrical insulating materials-General procedures for the determination of thermal endurance properties, temperature indices and thermal endurance profiles

$125.00 $251.46

BS 5699-1:1979

BS 5699-1:1979

Processed photographic film for archival records-Specifications for silver-gelatin type on cellulose ester base

$76.00 $152.40

BS 5688-8:1979

BS 5688-8:1979

Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use-Determination of sodium oxide and boric oxide contents of crude sodium borates

$76.00 $152.40

BS 5428-8:1979

BS 5428-8:1979

Methods for specifying and measuring the characteristics of sound system equipment-Artificial reverberation, time delay and frequency shift equipment

$125.00 $251.46