Hubble Space Telescope
FOC Instrument Handbook Version 7.0 List of Figures

Below is the list of figures from the handbook. The page number is given for each figure as it appears in the handbook. All the figures and tables are included in each chapter making some chapters very large.

List of Figures

Figure 1. Diagram showing the COSTAR correction principle for the f/96 relay - 8

Figure 2. A Schematic View of COSTAR showing the FOC light paths - 10

Figure 3. FOC Operational and Data Flow Block Diagram - 12

Figure 4. Schematic Drawing of the FOC - 13

Figure 5. The Transfer Optics Block Diagram - 17

Figure 6. The schematic optical layout of the two cameras - 18

Figure 7. The location of the FOC entrance apertures - 19

Figure 8. The camera entrance aperture for the f/96 relay - 20

Figure 9. The camera entrance aperture for the f/48 relay - 21

Figure 10. Normalized Emission Spectra of the Calibration LEDs - 24

Figure 11. Transmittance of the f/96 wide band filters - 27

Figure 12. Transmittance of the f/96 visible medium band filters - 28

Figure 13. Transmittance of the f/96 UV medium band filters - 29

Figure 14. Transmittance of the f/96 neutral density filters - 30

Figure 15. Transmittance of all the f/48 filters - 31

Figure 16. Point-source count rates through different ND filters - 32

Figure 17. Optical layout of the focal plane of the f/96 relay with the FUVOP - 35

Figure 18. The Physical Layout of the FOC Polarizers - 37

Figure 19. Image configurations on the focal plane for the three polarizers - 37

Figure 20. The major and minor principal transmittances of the three FOC polarizers - 38

Figure 21. Optical layout of the f/48 focal plane in the spectrograph mode - 41

Figure 22. Physical Layout of the Imaging Photon Counting Detectors - 42

Figure 23. Schematic of a Typical Raster Scan Output of the Detectors - 43

Figure 24. Radial profiles of pre-COSTAR aberrated and COSTAR-corrected PSF - 50

Figure 25. The encircled energy fraction and PSF profile for the COSTAR-corrected and pre-COSTAR f/96 relays - 52

Figure 26. Variation of FWHM with wavelength for the f/96 relay of the FOC - 53

Figure 27. Images of PSFs taken with the COSTAR-corrected f/96 camera - 54

Figure 28. Flat-field linearity plots for the pre-COSTAR relays - 57

Figure 29. Linearity relation for point sources - 57

Figure 30. Baseline OTA + COSTAR + FOC absolute quantum efficiency - 60

Figure 31. Comparison of FOC + NUV filters to STIS + NUV MAMA + filters - 62

Figure 32. Stray light illumination due to the Moon and daylit Earth - 65

Figure 33. The Earth daylight radiance for an average orbit of CVZ observing - 66

Figure 34. Contour plot of the vignetting function for the f/48 relay - 68

Figure 35. Contour plot of the smoothed flat field for both relays - 69

Figure 36. Plots across the UV flat fields for both relays - 69

Figure 37. Ratio between external and internal flat fields for both relays - 70

Figure 38. The monochromatic count rate for the f/96 relay and F231M filter - 72

Figure 39. The 512z 1024 format distortion field for the f/48 relay - 74

Figure 40. The 512z 1024 format distortion field for the f/96 relay - 75

Figure 41. Mosaic of f/48 Images taken during the November 1994 test - 77

Figure 42. f/48 camera background measured during the latest tests - 78

Figure 43. Dispersion curve and dl/dx relation for the f/96 objective prisms - 80

Figure 44. Photometric calibration of the NUVOP - 81

Figure 45. Calibration of Far-UV Objective Prism (FUVOP) - 81

Figure 46. Residual airglow contribution to the FOC background - 84

Figure 47. Zodiacal light contribution to the FOC background - 85

Figure 48. Exposure time required to reach a S/N = 10 on a B5V star - 96

Figure 49. Exposure time required to reach a S/N = 10 on an extended source - 96

Figure 50. Flow diagram of FOC imaging data through the Routine Science Data Processing System - 100

Figure A1. External flat-field taken with the pre-COSTAR f/48 relay - 111

Figure A2. External flat-field taken with the pre-COSTAR f/96 relay - 112

Figure A3. Pre-COSTAR f/48 spectrographic image - 113

Figure A4. COSTAR-corrected f/96 Far-UV prism image - 114

List of Tables

Table 1: Summary of FOC Performance Characteristics I. Imaging - 14

Table 2: Summary of FOC Performance Characteristics II. Spectroscopy - 15

Table 3: f/96 Optical Element Characteristics Ordered by Peak Wavelength - 25

Table 4: f/48 Optical Element Characteristics Ordered by Peak Wavelength - 26

Table 5: Filter Image Shifts - 33

Table 6: FOC Objective Prism Characteristics - 34

Table 7a: f/96 IMAGE or OCC Modes - 46

Table 8: Target Acquisition Formats - 49

Table 9: Measured Energy Fraction e(l) for the f/96 Relay - 51

Table 10: Calculated Flat-Field Linearity Parameters - 55

Table 11: Overall (OTA+FOC+COSTAR) Absolute Quantum Efficiency - 59

Table 12: Format-Dependent Sensitivity Ratios. - 63

Table 13: Energy fractions for spectra as a function of the extraction width - 79

Table 14: Zodiacal Light Intensities in S10 Units - 83

Table 15: Summary of Cycle 6 Calibration Plan - 103

Table 16: Summary of Cycle 5/6 f/48 Calibration Programs - 108