77mm Fader ND2-ND32 (1-5 Stop) Variable ND Lens Filter Neutral Density Filter for Camera Lens NO X Spot Nanotec Ultra-Slim Weather-Sealed
SKU: KF01.1063
A
There is a number on the inner ring of the lens that indicates it’s diameter. Usually the last number after the size and f/stop.
A
If your tamron 28-75 lens is 67mm, the two filters both work for your lens. Please verify your camera's lens thread size before purchase (usually marked somewhere on the lens barrel or printed underneath the lens cap).The number is always preceded by a "ø" (diameter) symbol
the two lens difference is the stops.
A
For this series, front thread diameter is bigger than the back thread diameter.
for example:
Back thread diameter (attach to lens): 40.5mm
Front thread diameter (attach additional filter/other accessories): 43mm
ND FILTER size front thread
37mm 40.5mm
40.5mm 43mm
43mm 46mm
46mm 49mm
49mm 52mm
52mm 55mm
55mm 58mm
58mm 62mm
62mm 67mm
67mm 72mm
72mm 77mm
77mm 82mm
82mm 86mm
A
Hi, this variable nd filter supports no vignetting range is 24mm. If the lens out of this range (such as 14）,there would be a little vignetting on images.
A
Yes, the nd filter could stop at the end of the ranges.
A
Female threads
A
The side is labeled with the first and last stop... the others in between are just markings. Each stop does not click into place, but the movement of the ring is fluid and firm. Very easy to adjust.