Call Us: 877.623.4021 | Free US Shipping On Orders $25+ (all Astrodon products and some oversize JMI products excluded)

APM Telescopes has been manufacturing high-end objective lens telescopes with apochromatic lenses for more than 28 years.  They have advanced and expanded their product range to an even higher level, from Apochromats with 4″ optics up to a 530mm Triplet Apo – in doing so they are not only setting a mark but also creating the standard!

***OSI will be closed November 22-25th. Orders placed after 11:00 AM PST on November 21st will be processed on November 26th. Happy Thanksgiving! *** Astrodon products ship worldwide, but this website does not automatically ship other products to all locations. Email weborders@opticalstructures.com for a shipping quote for orders outside the USA and Canada. Items in stock usually ship within one week, but some products take longer and are noted on the product page. Dismiss