Our Services
Optical Fabrication
Materials |
BK7, Fused Silica, ZEORDUR®, CaF2, MgF2, SF Series, SK Series Fused Quartz, ZnSe, Germanium, Silicon and much more |
Diameter |
3.0mm - 24.0 in |
Diameter Tolerance |
+/- 0.001 in |
Thickness Minimum |
> 0.020 in |
Thickness Tolerance |
+/- 0.001 in |
Scratch-Dig |
5-2 |
Irregularity |
λ 20 @ 633 nm |
Wedge |
<1 arc second |
Centering Error |
< 30 arcsec |
Production Equipment
- Grinding Machines - Conventional, Double-Sided, High-Speed
- Polishing Machines - Conventional, Double-Sided, High-Speed
- Continuous Polishers - 52"
- Cylindrical Polishing Machines
- Curve Generating Machines
- Surface Milling Machines
- Centering Machines
- Test Plates - 1,200 Sets
- Grinding Tools - 1,500 Sets
- In-House Machine Shop
Metrology Equipment
- Interferometers - 3x ZYGO
- Transmission Spheres & Flats
- Roundness Measuring Device
- Spectrophotometers - Perkin Elmer, Cary
- Auto-collimators
- Optical Comparator
- Centering Microscopes
- Digital Linear Gauge
Coatings
- Ultraviolet (UV)
- Visible (VIS)
- Near IR (NIR)
- Short-Wave IR (SWIR)
- Far IR (FIR)
- Metallic
- Polarizing
Single Layer AR |
Ravg < 1.5% |
Laser Line "V" AR |
R < 0.10% |
BBAR |
UV to IR |
Dual Wavelength |
UV to IR |
Triple Wavelength "V" |
UV to IR |
Narrowband HR |
UV to IR |
Ultrafast HR |
750nm - 900nm |
SWP/LWP |
Per desired T/R values |
Partial Reflector |
UV to IR - specific range |
Non-Polarizing B/S |
R/T = 50/50, 30/70, 20/80 |
Hot/Cold Mirror |
UV to NIR |
Polarizing Cubes |
200:1, 10,000:1 |
Metal Coatings |
Al, Silver, Gold, etc. |
Wavelengths
UV |
212 nm - 360 nm |
VIS |
360 nm - 740 nm |
NIR |
740 nm - 3 μm |
FIR |
3 μm - 15 μm |
Environmental and Durability Testing
Humidity |
Temperature between 60°F to 200°F Relative Humidity from 5% to 99% |
Temperature Cycling |
Temperature between -75°C (-103°F) to 200°C (392°F) Ramp rate of thermal cycling (up to 10°C/min) |
Salt Spray Fog |
Parts/components are exposed to a salt spray fog for a set period of time Temperature between 60°C (140°F) to 100°C (212°F) |
Abrasion |
Either cheesecloth (CCC-C-440) or eraser (MIL-E-12397) abrasion material Either 1.0lb (moderate abrasion) or 2.0-2.5lb (severe abrasion) of pressure |
Adhesion |
A 1/2″ wide strip of cellophane adhesive is pressed against the coated surface Adhesive can be removed rapidly or gradually |
Salt Solubility |
Sodium chloride density in water Duration of time soaking in salt water |
