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Collimation of the 18" Obsession using the Howie Glatter laser collimator, TuBlug and the square grid pattern: A step by step guide

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Rainbow on May 16, 2021

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Halo on May 10, 2021

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Halo of May 6, 2021

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Observing session May 2, 2021

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The Howie Glatter Laser Collimator

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Halo display of April 24, 2021

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Bright halo with circumscribed halo

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Spectacular sundog

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Nice halo display

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Mirror certificate of Optical Quality

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