For the tiny:

Olympus OM-D E-M1 Mark II

m.zuiko digital ed 60mm f2.8 macro

For the infinite:

ZWO ASI2600MM Pro

William Optics Redcat 51

ZWO AM5

For what is in between:

Sony A7iv

Sigma 14mm f/1.4 DG DN Art

Sigma 40mm F1.4 DG HSM Art