An illustration of how the IFUs function

How the IFUs work: each IFU consists of a microlens that guides the light from a small sky area, normally centred on a celestial object (e.g., a distant galaxy) and sends it on to the entry of the spectrograph (inside the dotted box).

Credit:

ESO

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About the Image

Id:eso0203c
Type:Chart
Release date:28 January 2002
Related releases:eso0203
Size:1073 x 696 px

About the Object

Name:Integral field unit
Type:• Unspecified : Technology : Observatory : Instrument
• X - Paranal
• X - Illustrations

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