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Precision
optics : All that the eye cannot see
Photonics
can meet any challenge
Precision optics :
All that the eye cannot see
Ocular optics corrects visual defects
and enables the eye to see better.
Through optic instruments man can see what is invisible
to the naked
eye : in darkness, through solid matter, inside the human
body,
infinitely far away and infinitely close...
Enlarging and bringing closer
To enlarge and bring objects closer are the
the primary functions of instrumental optics. Man gazes
at the stars, he could touch the moon .. Alongside spectacular
achievements such as the 8 meter mirror for the next
" very large telescope ", binoculars, periscopes,
telescopes and microscopes make daily contributions
to progress in other sciences and techniques.
Optics goes where no one can go
Another
optics speciality is impossible missions. Optics is
present in any dangerous, difficult or inacessible situation.
It was a French lens which captured the first pictures
of the moon. Optics monitors and controls power stations
with nuclear periscopes. And again, it is optics which
makes endoscopic surgery possible.
A purely French revolution: the zoom lens...
Another
optics speciality is impossible missions. Optics is
present in any dangerous, difficult or inacessible situation.
It was a French lens which captured the first pictures
of the moon. Optics monitors and controls power stations
with nuclear periscopes.
And again, it is optics which makes endoscopic surgery
possible.
Optics assists science
Optics also contributes to improvements in
scientific instrumentation. It may be found in most
instruments used for measurement, precision, detection,
etc.. Light dispersers, lenses, mirrors, filters, sensors,
engraving or holographic systems are used in conjunction
with other technologies (mechanics, robotics, computers,
electronics). Their applications may be found in a large
variety of fields.


Photonics
can meet any challenge
By working jointly with electronics and computer science,
optics has opened up a vast range of applications. Optics
touches on every aspect of our daily lives, as in high-tech
industries.
A new field of vision and investigation
LMastery
of the ultra-violet and the infrared has allowed man
to considerably enlarge his field of vision.
Thermal
cameras allow to the military to observe and detect
in any conditions, by day or by night and give industry
the means to regulate and control processes. Astrophysicists
improve their knowledge of the universe using shortwave
ultra-violet. Civil applications are being developed
in security, industrial and medical thermography, pollution
control, and non destructive analysis control.
The optical lancet
The cold light of optics is used to light
operating theatres in hospitals. Laser instruments work
wonders in microsurgery, removing calculi, melting away
arterial clots, reducing cancerous tumors, sewing tissue.
Bar codes and optical pens
Le code barre et les crayons optiques Couplée
à l'informatique, l'optique se fait caissier,
comptable, contrôleur de gestion... Grâce
aux codes barre et aux crayons optiques, elle participe
à la modernisation de la distribution et à
la tenue des stocks industriels.
Laser
: the popstar
Laser also plays the popstar.
It has updated " son et lumière " by
illuminating city skies with laser harps. Thanks to
laser, Bach, Beethoven, Mozart and their successors
can be faithfully recorded on compact discs.
Expertise and encyclopedic memory
Optics has a leading role in the storage
and dissemination of information. It also speaks the
language of computers and allows them to communicate.
On a single numeric disc, it can record and read hundreds
of millions of bytes. It can print and edit at lightening
speed and duplicate. And this is only the beginning,
pending the optic computer.
The optic robot
Lasers have had a remarkable impact in mechanics.
Their power and their precision are used to cut, engrave,
weld, adjust and work on a wide range of materials.
Optronics help in non destructive analysis and control.
A perfect medium
High-definition television, broadcasting
and transmission by satellite, optical fibres, flat
screens... Today, optics is revolutionizing the world
of communications and telecommunications. Optical fibres
link France telephonically to other continents. Tomorrow,
optical telecommunication will be the main means of
information transfert : television programmes, data
banks...
Images take on a new dimension
3-D television, photography and films, optical
digital calculus, pattern recognition through optical
correlation, non-destructive controls by holographic
interferometrics. Visionics brings the image into a
tri-dimensional universe.
Optics detects, mesures, controls, heals,
guides, cuts, welds, prints, informs and transforms.
In conjunction with new technologies, it will go on
revolutionizing our way of life.
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