Shel Belinkoff wrote: {snip} > Are new coatings strong enough to withstand lots of cleaning? > Some demonstrations that have been reported seem to indicate > that such is the case, but do you want to underwrite the cost > of that experiment long term? > Does your lens even have a newer coating? {snip}
A few years back I bought some plain glass filters, for no other reason than to protect the lenses from accidental damage. Malcolm