Table 3: Summary of the instrumental parameters assumed for the performance simulation of ALADDIN. The throughput and emissivity are directly computed from the baseline instrumental design, which is based on a simplified version of the GENIE instrument.
Instrumental parameters
Baselines 4-30 m
Telescope diameter 1 m
Number of warm optics 5
Warm optics temperature 230 K
Warm throughput 80%
Warm emissivity 20%
Number of cold optics 15
Cryogenic temperature 77 K
Cold throughput 10%
Science waveband 3.1-4.1 $\mu $m (L)
Fringe sensing waveband 2.0-2.4 $\mu $m (K)
Tip-tilt sensing waveband 1.15-1.3 $\mu $m (J)


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