For some links to information about Swarovski, from Swarovski:
A) 2016 Sustainability Report
See additional details and images at: https://www.birdforum.net/threads/swarovski-optik’s-2016-sustainability-report.373270/
A copy of the 136 page report can still be downloaded from the link in post #11
(An image of the material composition the NL x42 - that complements those of the EL x42 and EL Range from the Sustainability Report -
can be found at:
Material Composition of NL x42 vs EL SV x42 )
B) Production Numbers and Revenue
See various posts at:
Swarovski Binoculars - Volume of Production
C) Composition of the current RA Covering (thermoplastic polyurethane aka TPU)
What Swarovski has disclosed about the current RA covering is in post #6 at:
Swarovski SLC 10X42 Rubber Casing Fault
John