Orders placed after 4PM on weekdays will not ship until the next business day. Orders placed after 11am Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enter new zip code to refresh estimated delivery time.
The 16" Parabolic Mirror Set from JMI Telescopes is a primary and secondary mirror set for do-it-yourself telescope projects. Both elements have been precisely designed and engineered to meet exacting specifications at the Guan Sheng Optical factory. The primary and secondary mirrors are constructed of diffraction limited BK7 glass and feature an aluminum reflective coating and a SiO2 protective coating.
BK7 is a barium borosilicate optical glass known for its high transmission and clean, clear appearance.
Primary / Secondary Set
This mirror set includes a 16" primary mirror and 88mm secondary mirror, delivering a 1800mm focal length and f/4.5 light gathering ability.
Table of Contents
Primary: 16" / 406 mm (nominal); 15.98" / 406 mm (actual)
Secondary: 3.45" / 88 mm
45 mm (primary)
Primary: 28.9 lb (13.1 kg); Secondary: 14.8 oz (419.6 g)