D850 Cooled vs. Uncooled

A7s Cooled vs. Uncooled

Hajime Sasano

 

Antares & Rho Ophiuchus Region,

Astro D850 Cooled (-9℃), ISO3200 1min X 90

Telescope: TAKAHASHI FSQ106ED(F3.0)

Hajime Sasano

 

M8&M20

Astro D850 cooled(-7.7℃) , ISO3200  2min X 18,

Telescope: TAKAHASHI ε250C