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89% @ 610 nm (1)
>77% @ 1200 nm (3)
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FSI: ~74% / BSI: ~95% (1)
MONO: >70% / UV: optimized for 200–400 nm / EUV: up to 170 nm (1)
~60% (1)
~61% (14)
~62% (1)
~64% (2)
~65% (5)
~66% (9)
~77% (1)
~80% (12)
~84% (1)
~90% (5)
~91% (12)
~95% (1)

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FPS

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Filter size

1.25" (70)
2" (74)
31 mm (31)
36 mm (37)
46 mm (2)
47.4 mm (4)
50 mm x 50 mm square (25)
65 mm x 65 mm square (14)
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EOS C (3)
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Bandpass (FWHM)

0.2 - 0.8 Å depending on configuration (1)
2.5 nm (4)
3 nm (15)
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4 nm (6)
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5 nm (2)
5.5 nm (1)
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9 nm (1)
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25 nm (1)
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3.5 - 4 nm / 6.5 nm (3)
~0.5Å (3)

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Apparent FOV

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44° (1)
48° (7)
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56° (3)
58° (3)
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65° (3)
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70° (2)
72° (2)
76° (6)
82° (11)
100° (2)
110° (4)

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Barrel size

1.25" (79)
2" (47)

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Colour or Monochrome

Colour (62)
Monochromatic (2)
Monochrome (80)
Monochrome (Polarized, 4-direction filter) (2)

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Cooled

Active cooling (36)
Cooled (62)
Fan-cooled (8)
No (8)
Non-cooled (28)
None (QHY174 GPS models are not cooled) (2)
Passive cooling (aluminium housing, no TEC) (1)
TEC cooled (ΔT of 35°C) (1)

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