Canon Speedlite 600EX-RT brand_Calypso The Cinestill CS41 kit is

The Cinestill CS41 kit is a 2-bath C41 kit that can process 8 rolls of 36-exposure 35mm film

5cm images on film with an appropriate back (not included) or 22mp digital images with the included ZD digital back

Glass is clean and clear

Includes two batteries

Canon Speedlite 600EX-RT brand_Calypso The Cinestill CS41 kit isThe Canon Speedlite 600EX RT is a modern Speedlite for Canon DSLR and mirrorless cameras, with all the usual niceties of a full size flash tilt swivel head, full manual or automatic control, a big LCD display plus compatibility with Canon's RT radio remote system. On or off camera, this is a heck of a flash.