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CHARACTERISTICS
| FIBER OPTIC PLATES | TAPERED
FIBER OPTICS |
Unit | ||||||
| Fiber Diameter | 3 | 6 | 25 | 6 | um | |||
| Numerical Aperture(N.A) | 1.0 | 1 | 0.88 | 0.55 | 0.35 | 1.0 | - | |
| Resolution *1 | 161 | 102 | 28.5 | 102 | lp/mm | |||
| Extra Mural Absorption(E.M.A) | NO | YES | YES | YES | YES | YES | YES | - |
| Transmittance(Collimated Light) *2 | 85 | 79 | 73 | 74 | 70 | 60 | 61 | % |
| Transmittance(Lambertian Light) *2 | 85 | 60 | 63 | 38 | 14 | 5 | 29 | % |
| Maximum Useful Area | 180 | 180 | 124 | 66 | 40 | 180 | Degree | |
| Thermal Expansion Coefficient | 85 | 85 | 96 | 85 | x10E-7 /Deg.C |
|||
| Frit Type | Corning 7575 | Corning 7576 | Corning 7575 | - | ||||
| Sealing Metal | Carpenter49 Metal |
Corning
9008 Glass |
Carpenter
49 Metal |
- | ||||
| Photocathode | YES | NO | YES | - | ||||
| Phosphor Screen | YES | YES | YES | - | ||||
| Vacuum Integrity | <1x10E-5 Pa cc He/s (<1x10E-10 atm cc He/s) | - | ||||||
| Tapered Ratio | - | - | - | 2:1 *3 | - | |||
| *1: Test chart USAF 1951 *2: FOP:t=3mm,Wavelength=550nm Tapered Fiber Optics:t=15mm,Wavelength=550nm *3: Upto 3:1 ratio upon request |