Besides the Swarovski shutdown (see:
https://www.birdforum.net/showpost.php?p=3987784&postcount=7 ),
the most recent information from some other manufacturers is as follows:
ZEISS
On 2nd April, Zeiss posted:
https://www.zeiss.com/corporate/int/newsroom/latest-information-on-the-coronavirus.html
The main point is that Zeiss is simultaneously focusing on protecting the health of it’s employees, including having some working remotely,
while as much as possible attempting to ensure business continuity
It also provides a link to contact numbers for it’s various local offices
LEICA
On 20th March, Leica posted:
https://en.leica-camera.com/World-of-Leica/Leica-News/Global/2020/Message-AK
It indicates that Leica is still in production, having implemented a variety of protection measures for staff. Though disruptions to the supply chain are expected
MEOPTA
On 16th March, Meopta posted:
https://www.meopta.com/en/news/curr...res-to-reduce-the-risk-of-covid-19-infection/
It indicates that Meopta is still in production, having implemented a variety of protection measures for staff
And on 30th March, Meopta indicated that it is looking at the production of ventilators for use in the Czech Republic:
https://www.meopta.com/en/news/statement-lung-ventilators-production-possibilities/
The Meopta group comprises a diverse range of companies and capabilities, including a medical products division
All three note that the situation is under constant review, and since the postings either the particular circumstances of a company, or national restrictions may have changed
John