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Optical Telescope Element Engineering History

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Mirror Development

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music

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music

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music

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music

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music

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music

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Pathfinder Arrives

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music

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music

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music

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Pathfinder I and T at NASA Goddard Space Flight Center

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music

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Flight Structure

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music

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Mirror Installation

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ISIM Installation

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music

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Vibration and Acoustic Testing at NASA Goddard Space Flight Center

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music

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music and rumbling sounds

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rumbling sounds

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rumbling sound

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rumbling sound

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music

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music

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rumbling sound

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rumbling sound

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Cryogenic Testing at NASA Johnson Space Center

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music

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end