First-Order Line Spread Functions


Table 13.41:  Spectral Resolution for CCD First-Order Modes

Slit

Spectral Resolution (FWHM in pixels)

Point Source

Extended
Source

3200 Å

5500 Å

7000 Å

10000 Å

52X0.05

1.3

1.4

1.5

1.7

    2

52X0.1

1.3

1.4

1.5

1.7

~2–3

52X0.2

1.3

1.5

1.6

2.0

  ~4

52X0.5

1.3

1.5

1.6

2.0

~10

52X2

1.3

1.5

1.6

2.0

~40

Figure 13.90: CCD First-Order L-Mode Line Spread Functions.




Table 13.42: Spectral Resolution for MAMA First-Order Modes.

Slit

Spectral Resolution (FWHM in pixels)

Point Source

Extended
Source

1200 Å

1500 Å

1700 Å1

1700 Å2

2400 Å

52X0.05

1.6

1.5

1.4

2.2

2.1

  ~2

52X0.1

1.6

1.5

1.4

2.2

2.1

  ~4

52X0.2

1.7

1.5

1.4

2.2

2.1

  ~8

52X0.5

1.7

1.5

1.4

2.2

2.1

~20

52X2

1.7

1.5

1.4

2.2

2.1

~80

1 FWHM with FUV-MAMA (G140L, G140M).
2 FWHM with NUV-MAMA (G230L, G230M).



Figure 13.91: MAMA First-Order Line Spread Functions.


Top G140L and G140M, bottom G230L and G230M.