Princeton Digital (USA) 4411-0062 User Manual
81
Appendix
A
Specifications
Intensifier
*
Types
Gen II: 18 mm gatable; resolution 30 line pairs per mm. Higher resolution tubes are
available
Gen III: 18 mm gatable; resolution 50 line pairs per mm
available
Gen III: 18 mm gatable; resolution 50 line pairs per mm
Spectral Range
Gen II: Red-blue enhanced, 180-800 nm; Red enhanced, 360-920 nm
Gen III: 500-900 nm
Gen III: 500-900 nm
Method of Coupling
1.5:1 fiber optics
Vignetting
With fiber optic coupling there is no vignetting. All pixels are illuminated.
Spatial Resolution
Gen II: 60 µm spot size FWHM.
Gen III: 28 µm spot size FWHM.
Geometric Distortion
Gen II: <1 pixel
Gen III: <1 pixel
Gating Speed
Gen II: Fast Gate Intensifier, 2-7 nsec FWHM; Slow Gate Intensifier, 50-70 nsec
FWHM; see the pulser manual for the gating limits of your pulser.
FWHM; see the pulser manual for the gating limits of your pulser.
Gen III: Fast Gate Intensifier, 15 nsec FWHM or faster, depending on gate pulse
generation.
generation.
Gating On/Off Ratio
Gen II: 5 × 10
6
:1
Gen III: 10
6
:1
*
Princeton Instruments offers a wide variety of intensifiers suitable for use in the Intensified
PentaMAX. Detailed intensifier characteristics are specified at the time of ordering.