I use OM SYSTEM/OLYMPUS for my work.
OM-1 Mark I
100-400mm 4.5-5.6
60mm 2.8 macro
For astrophotography:
William Optics Redcat 51 f/4.9
Asker 71f F/7 flat field
ZWO ASI533mc pro
ZWO ASIAir
Optolong L-eNhance filter for nebulae.
Sky-Watcher EQM3 pro mount.