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Image: NASA/MSFC/David Higginbotham · Public domain

Primary mirror

Primary mirror

Main light-gathering source of reflecting telescope.

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First pulled by Kuromii, Oct 27, 2026

Wikipedia views per dayLast 30 days 323

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Readers' pathsAug 2026 – Oct 2026

Readers go next to

Share of the 132 clicks on its links

  1. James Webb Space Telescope

    NASA/ESA/CSA space infrared telescope launched in 2021.

    38%

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    Test to determine if the requirements of a specification or contract are met.

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    Telescope whose mirror is a reflective liquid.

    8.3%

  5. Segmented mirror

    Array of smaller mirrors designed to act as one large curved mirror.

    7.6%

  6. Newton's reflector

    First successful mirror telescope.

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Readers come from

Share of the 527 readers arriving from another article

  1. Nancy Grace Roman Space Telescope

    NASA infrared space telescope launched in 2026.

    46%

  2. James Webb Space Telescope

    NASA/ESA/CSA space infrared telescope launched in 2021.

    20%

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    Telescope in the Atacama Desert, Chile.

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    Major astronomical facility in Chile.

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    Type of reflecting telescope.

    5.7%

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    Specialized Cassegrain telescope.

    2.3%

  7. William Herschel

    German-British astronomer and composer (1738–1822).

    1.9%

  8. Subaru Telescope

    Japanese telescope and observatory.

    1.9%