Heliopan 77MM Variable Gray Neutral Density Filter for $300

The Heliopan 77MM Variable Gray Neutral Density Filter is now on sale for $300 with free shipping at Adorama as one of their Street Fair Specials

Heliopan Filter Sale (220 options)

B&H Photo is having a Heliopan Filter Sale [corrected link] featuring a total of 220 items with circular sizes ranging from 28mm all the way up to 105mm.