Lee Big Stopper (100x100mm) brand_ROR The box claims that this

The box claims that this is for the Spectra System and that it "can also be used with Polaroid Impulse Cameras

The lens included is a 28-80mm f3

This Yashica LM is a twin-lens camera with an 80mm f3

It features a trick hybrid electro-mechanical shutter with speeds from 1s to 1/4000s (plus Bulb) and aperture-priority autoexposure

and exceptional imaging characteristics to make this one of the best 50mm lenses available

Lee Big Stopper (100x100mm) brand_ROR The box claims that thisThe Lee Big Stopper is a 10 stop ND filter designed to fit a 100x100mm Lee filter holder or compatible. Neutral, high quality glass and a foam pad to prevent light leaks a well designed filter for long exposures. Requires a compatible filter holder (not included). In excellent condition, with carrying tin.