LEE Filters, LEE85 Super Stopper, 15 Stop Long Exposure Filter Special you can use the Ludwig

you can use the Ludwig independent testing tool

The Super Stopper works well in harsh midday sunlight - traditionally considered an unfavourable time to shoot

A romantic blue to produce a night effect

089 Moss Green

75% compared to the blue and green wavelengths (400nm-600nm)

LEE Filters, LEE85 Super Stopper, 15 Stop Long Exposure Filter Special you can use the LudwigThe LEE85 Super Stopper is a long exposure filter that reduces the amount of light entering your lens by 15 stops. The Super Stopper works well in harsh midday sunlight traditionally considered an unfavourable time to shoot. However, with this filter the softness that arises from any movement contrasts pleasingly with areas of bright light, creating an effect rarely seen before now. The LEE85 Big Stopper features useful thumb guides to easily position