astro.n-minus

OTA

Apertura 75Q Refractor

Key specifications

Aperture75 mm
Focal length405 mm
Focal ratiof/5.4
Optical designOther
Back focus55 mm

All specifications

Focuser type3" dual-speed rack & pinion
Tube length386.1 mm

About

A 75 mm f/5.4 (405 mm) multi-element astrograph refractor with a 44 mm image circle and a 3" dual-speed rack-and-pinion focuser, sold as a package with its 0.75x reducer.

Where to buy

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