Series 8 Viii to Series 7 Vii Step-Down Ring Filter Converting Adapter Japan New
Lens to Fit = Series 7 Vii ( Male Threads = Series 7 Vii
Filter to Fit = Series 6 Vi ( Female Threads = Series 6 Vi (44.5mm)
The first number is always the lens thread size, the second number is the filter size of the accessory. If the first number is bigger, it's a step-down ring. If the first number is smaller, it's a step-up.
Still confused email us to clear it up further.
We do combine S&H charges.