K&F Concept 72mm NANO X Series ND Lens Filter Variable Neutral Density ND2-ND400

Description

【Import Optical Glass】This ND filter made by Japanese import top optical glass, both galss side with coating , total 32 multi-layer coating, effectivly reduced reflection from filter itself and glaring , ensuring high quality image.
【Putter Design】This filter frame designed a putter can help you accurately adjust the stop, for video shooting user can automatically adjust the stop via auxiliary tools, each stop from ND2 to ND400 be marked on frame conveniently for 360 degree rotated to adjust the stop, multi-scene application.
【Waterproof & Scratch Resistant】 Both glass sides of K&F Concpet ND filter with multi-layer waterproof , oil-proof and scratch resistant coating, protecting the nd filter from all round, suitable for adventure using.
【No Vignetting & Dark Corner】For the filter designed with ultra wide-angle design, the ultra slim frame only 7.6mm, supporting in 16mm telephoto and wide angle lens no vignetting , due to the different in lens type and focal length so this filter might be met dark"X" cross , this isn't quality problem , it can disappear via rotating the filter.
【Note】This nd filter is compatible with all 67mm lenses. Please verify your camera's lens thread size before ordering. Your camera's lens thread size will be marked somewhere on the lens barrel or printed underneath your lens cap. This number is always preceded by a "ø" (diameter) symbol.
K&F Concept Import Optical Glass HD/Waterproof/Scratch Resistant Variable ND2-ND400 (1-9 Stops) with Putter for Camera Lens
K&F Concept Variable ND2-ND400 Filter, a must-have in your camera bag!
The K&F Concept Variable ND filter operates on the same principle as a Circular Polarizer – rotate until you reach your desired effect and shoot. It allows you to have continuous control over the amount of light coming through your lens in an approximate range of 1 (ND 0.3) to 9 (ND 2.7) stops – while maintaining the integrity of your image.
Provides 1 to 9 stops of light control.
Ultra Slim – 7.6mm.
Unltra slim frame support no vignetting at 16mm focal length.
Comes in K&F Concept professional packaging with PU leather Case.
Made with Japanese import optical glass using K&F Concept Nanotec technology.
Note:
When using the ND filter to the maximum(ND400) or bigger degree density, it will appear "X" spot or a blur in the picture,this is a normal phenomenon.
(Suggestion: Lower down the density value gradually and reduce the aperture, until the facula disappeared.)
Ultra Slim
The frame is made of aviation-grade aluminum, and designed with an ultra-wide angle structure. The thickness of the frame is only 7.6mm. The thin frame ensures will not have vignetting when using the 16mm wide-angle end;
Alluminum Alloy Adjustble Buckle
The filter frame is equipped with a adjust buckle, which is convenient to adjust the size of the gear; for users who are shooting videos, it is helpful to automatically adjust the dimming gear through auxiliary tools
Nanometer Coating
Enables slow shutter speeds to be used to record movement in subjects such as waterfalls, providing a silky smooth affect to flowing water.
PULL-OUT DESIGN Filter Bag
The pull- out design can help you take out or put into your filters quickly; and it can also protect your filters and accessories from dust.
ND Number
Optical Density
f-stop Reduction
Fractional transmittance
0
0
100%
ND2
0.3
1
50%
ND4
0.6
2
25%
ND8
0.9
3
12.5%
ND16
1.2
4
6.25%
ND32
1.5
5
3.13%
ND64
1.8
6
1.56%
ND100
2
6
2
⁄
3
1%
ND128
2.1
7
0.78%
256
2.4
8
0.39%
400
2.46
8
2
⁄
3
0.25%
On Jul-05-21 at 21:05:20 PDT, seller added the following information: