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Telescope or lens

William Optics Gran Turismo 81 / GT81

williamoptics.com/.../gran-turismo-81-iv
TypeRefractor: apochromatic
Diameter81 mm
Focal length478 mm
Weight3.90 kg
Users 351
Images 3614
Most often used with
Sky-Watcher HEQ5 PRO
Known retailers Agena Astro ( 5 in stock )
Community notes
The website link is to the newest version (Variant GT81iv).
Also available in the following variants:
Gran Turismo 81 II / GT81 II
Gran Turismo 81 III / GT81 III
Gran Turismo 81 IV / GT81 IV
Gran Turismo 81 (original) / GT81 I
Gran Turismo 81 WIFD