The Canon 310XL has a 8.5 mm. to 25.5 mm. f/1.0 zoom lens with reflex viewfinder but no rangefinder. It has a plastic body which makes it quite light and easy to carry, 18 f.p.s., single frame, and automatic exposure.
It has a f/1.0 XL eXtended Light aperture for extreme low-light conditions.
The Canon 310XL is a compact and light-weight super-8 camera which enables shooting dark subjects and indoor shooting without any extra light.
Want to know more or are you looking for the instructions manual? Download the Canon 310XL manual (pdf).
What's it worth? Take a look at this list of: sold Canon 310 for a value indication.