PRECISION MACHINING & POLISHING OF MASSIVE OPTICS
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Paragon Optical: manufactures large optics, precision optics and specialty glasses for space, military, airborne and ground instrumentation as well as commercial and analytical and laboratory applications. When a balance between cost and scientific requirements are required, Paragon Optical can assist you in getting the best in quality for your investment.

Our continuous process improvements, development of custom designed and built equipment and procurement of state-of-the-art equipment enable us to provide precision optics in a wide variety of glass for optical applications.

Our unique Blocking Methods do not use heat which eliminates strain and therefore greatly reduces the possibility of breakage, chipping or loss of original surface flatness.

Sag Compensation: we have developed our own process of manufacturing a glass that Sags Flat. Depending upon the glass size, thickness and degree that occurs in the raw material, a measured convexity or concavity is machined onto each surface. With our four point Quality Assurance tests we evaluate room temperature, gauge weight and spring tension as a part of our inspection processes.

Diameters: Can grind and polish surfaces up to 70.000" x 120.000" with a unlimited thickness. Parallel tolerance of .005".

Rectangles: Can grind and polish surfaces to maxium of 70.000" x 120.000" with a unlimited thickness. Parallel tolerance .010".
*Flatness and surface dependent on thickness.



Edging:  
 

Diamond edge to maxium of 36.000" diameter.
Diamond edge to minimum of .500" diameter.
Chamfering also available.
*Tolerances +/-.001" on smaller diameters.
+/- .005" on larger diameters.

Sawing:  
  Sawing up to 70.000" x 120.000" x 10"
Thickness 2.000"
*Tolerances +/-.010" on length and width.
Tighter tolerances available upon request.
Grooving:  
  Grooves in surfaces of plates for vacuum draw or coolant flow. 1/32" in width and unlimited in length.
Holes:  
  Through or blind 1/32" to 1.000".
*Tolerance +/-.005".
Blocking:  
  Hot or cold blocking process available.
*All Dimensions.
Flatness:  
  Dependent on thickness and size. Generally, with thickness taken into consideration, we are able to hold <<wave/inch on polished surfaces. We routinely are able to maintain a flat of .0002" on ground surfaces of 120.000". (Sag compensated)
Scratch &
Dig:
 
  80/50
60/40
40/30
40/20
Thickness:  
  As thin as .002" Microstock and unlimited on maxium thickness.
*+/- tolerance achievable.
Please feel free to call us for a specific response to your glass requirements.
Precision
Fabrication:
 
  Cutting, grinding, drilling, beveling, slotting of flat glass substrates.
Shapes:  
  Circles, squares, rectangles and geometric or pattern shapes .002" - .500" thick.
Polishing:  
  Our process introduces little to no stress as a result little distortion orrcurs. We produce highly accurate surface geometry. Components can be produced with flatness, parallel and square tolerances of 0.00025 over areas as large as 70 x 120 inches.
 

Optical Fabrication | Vacuum Grooves | Vacuum Drilling | Glass Fabrication | Polishing Optics For Architects | Filter Glass | Optical Applications