vatt:instrumentation_and_computers
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vatt:instrumentation_and_computers [2021/03/31 20:47] paul [VATT CCD Imager - Vatt4k] |
vatt:instrumentation_and_computers [2021/03/31 21:23] (current) paul [Instrument Interface (a.k.a. the Guider Box)] |
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| * [[vatt: | * [[vatt: | ||
| - | * This optical region spectrograph has AR coated refractive optics, with a beam size at its camera of 125 mm, giving ... | ||
| - | * slit length: 30 arcsec | ||
| - | * wavelength range: 360 - 950 nm | ||
| - | * spectral coverage: 100 nm at 0.1 nm resolution | ||
| - | * spectral resolutions: | ||
| - | * detector: back illuminated, | ||
| - | |||
| - | ITL Serial Number 8228 | ||
| - | | ||
| - | | ||
| - | Gain: 1.3 e/DN with setting 10; 2.6 e/DN with setting 5 | ||
| - | Full well, both gains: ADC limited (65k DN) = 85,000 or 170,000 electrons | ||
| - | | ||
| - | QE Curve | ||
| - | |||
| - | * [[VATT: | ||
| - | * further details are under the [[vatt: | ||
| - | * bandpass filters available: S8612 (red blocking); GG-400, GG-475, OG-550 (cut-offs to the blue in nm). | ||
| - | |||
| ===== Instrument Interface (a.k.a. the Guider Box) ===== | ===== Instrument Interface (a.k.a. the Guider Box) ===== | ||
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| * effective back focal distance, from guide box to focal surface, is 2.000" | * effective back focal distance, from guide box to focal surface, is 2.000" | ||
| * contains two filter wheels, each holding four 3.48" square filters. Adapters to accommodate 2" and 3" square filters are available. | * contains two filter wheels, each holding four 3.48" square filters. Adapters to accommodate 2" and 3" square filters are available. | ||
| - | * UBVRI, uvby, Vilnius, Sloan, ECAS, and Order Blocking filters are currently provided. | + | * UBVRI, uvby, Vilnius, Sloan, ECAS, and Order Blocking |
| * integrating sphere with continuum and calibration lamps. | * integrating sphere with continuum and calibration lamps. | ||
vatt/instrumentation_and_computers.1617248841.txt.gz ยท Last modified: 2021/03/31 20:47 by paul
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