• Your shopping cart is empty!

  • BS 2738-1:1989

BS 2738-1:1989

Spectacle lenses-Specification for tolerances on optical properties of mounted spectacle lenses

BSI Group, 02/28/1989

Publisher: BS

File Format: PDF

$125.00$251.46


Published:28/02/1989

Pages:12

File Size:1 file

Note:This product is unavailable in Ukraine, Russia, Belarus

Permitted tolerances on prescribed lens power, cylinder axes, optical centration and prismatic power of spectacle lenses ready for wear. Marking requirements are specified and recommendations are given regarding subjective characteristics.

All current amendments available at time of purchase are included with the purchase of this document.

More BS standard pdf

BS 10/30192214 DC

BS 10/30192214 DC

BS IEC 62598. Nuclear instrumentation. Constructional requirements and classification of radiometric gauges

$116.00 $233.61

BS 10/30203644 DC

BS 10/30203644 DC

BS EN 12320. Building hardware. Padlocks and padlock fittings. Requirements and test methods

$131.00 $263.59

BS 10/30216633 DC

BS 10/30216633 DC

BS EN 1621-1. Motorcyclists' protective clothing against mechanical impact. Part 1. Motorcyclists' limb joint impact protectors. Requirements and test methods

$122.00 $245.00

BS 10/30203650 DC

BS 10/30203650 DC

BS EN 15684. Building hardware. Mechatronic cylinders. Requirements and test methods

$143.00 $287.19