Altair 240mm D-ERF Energy Rejection Filter

nickaltair · 2022-07-28T10:08:59+0000

Quick picture of a 240mm ERF completed for a customer with a Dall Kirkham Cassegrain, with a custom housing.

By nickaltair
July 28, 2022 in Sponsor announcements and offers - Altair Astro

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Altair 240mm D-ERF Energy Rejection Filter

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