Fits lens diameter – 2.00″ (50mm) to 2.50″ (64mm)
Fits lens circumference – 6.25″ (158mm) to 7.85″ (200mm)
Ring thickness – 0.3125″ (8mm)
Popular Lenses for Standard
Leica Summicron 90mm
How to measure your lens.
Using a string or measuring tape, measure the “Diameter” of your lens, or you can use the “Circumference” as an alternate way of measuring fit. Both measurement sizes are provided in the product details.