If you are logged in with a Research4Life password, you are accessing from an institution where this resource is not on offer. You can proceed as a member of the public using the link below.
If you are not logged in with a Research4Life password, you can log in now for greater access:
Log in for access
If you don't have a Research4Life password or don't want to log in, you can view
The Proper Care of Optics: Cleaning, Handling, Storage, and Shipping, 2019 Update
as a member of the public: