Recent content by moonshadow moonshadow

Thanks, for all your helpful replies

I own a Nikon D3500 Camera and a ETX 125 Telescope. I purchased the T2 Nikon Adapter and accessories for attachment to the telescope. When I switch to manual mode, I can change my shutter speeds, but I can't change the aperture setting. On my screen appears an F with a line. I properly press the...