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For telescope use the primary mirror does not need to be removed
from it's mirror cell in order to clean it with First Contact.
This eliminates the expense and risk associated with taking out
the primary mirror for transport to a coating facility. Plus
the telescope system stays collimated. All of these factors mean
First Contact greatly reduces lost telescope time, in a great
number of ways. In fact First Contact can be used during the
day or non-use hours so that no telescope time is lost at all. |
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First Contact has been used hundreds of times on an individual
optic. There is no constraint as to the number of times First
Contact can be used on a given surface. |
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First Contact is a non-toxic, inert polymer systems that is designed
to remove dust, fingerprints, residues and other contamination
from delicate, sensitive, and precision surfaces without scratching
or damaging them in any way. It leaves the optic prestinely clean
and gives new life (nearly original reflectivity
numbers) to the optic as well. No other product offers these
benefits. |
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"I agree with your comments on First
Contact..... saving re-coats by using First Contact would be
a great cost-saver. For us the main issue would probably be access
to a coating chamber at or
near our site(s)." |
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Project
Scientist for multi-million dollar, |
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worldwide
telescope project: 11/29/06 |
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If one considers the great cost and risk of shipping the optics
out for recoating and the fact that First Contact can be used
over and over again, year after year, it can save thousands or
tens of thousands of dollars in long term costs. Extending out
the life of a given original coating saves both time and money.
It also prevents a loss of telescope time that is associated
with each need for re-coating. On larger projects this single
factor alone can cost hundreds to thousands of dollars per night
lost and in some cases per hour lost. |
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A variant of First Contact will soon be available specifically
designed to clean CCD chips and/or hard to reach CCD windows/cover
slips. |
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First Contact has been used on products ranging from small, inexpensive
surfaces to the Hope Diamond and Keck segments (hexagon 6' across).
In January of 2007 it
was at Keck for a second trip. Later in 2007 First Contact will
be used to clean a 4m primary mirror. |