K&F KV33 55mm ND Fader Variable Neutral Density Filter ND2 to ND400 for Camera Lens Ultra-Slim, Multi Coated
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K&F KV33 55mm ND Fader Variable Neutral Density Filter ND2 to ND400 for Camera Lens Ultra-Slim, Multi Coated
Features
- • 【Variable ND Filter】K&F CONCEPT ND2-400 Filter reduce the light from 1 to 9 f-stops.
- • 【Material】Made by Completed Professional Optical Glasses, with double-side multilayer blue coating to help repel water.
- • 【Exposure Reduction】ND filters are good for rivers, waterfalls, and other bodies of water, especially under bright light. The longer exposure times allows for smoother water movements, shallower depth of field, and blurred motion.
- • 【Ultra-Slim】The filter frame is only 7.3mm, and super lightweight CNC ring used in construction prevents adverse effect
- • 【Note】This Filter kit is compatible with all 37mm 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.
Frequently Bought Together
K&F KV33 ND2-400 Variable Filter
Without ND Filter
Use Contrast
With ND Filter
Without ND Filter
With ND Filter
Enables slow shutter speeds to be used to record movement in subjects such as waterfalls, providing a silky smooth affect to flowing water.
NO ND
ND2
ND4
ND8
ND16
ND32
ND64
ND128
ND256
ND400
Without ND Filter
With ND Filter
Other
The border is thick, causing vignetting around
K&F Concept
Thin frame design to ensure no dark corner
Exquisite Pattern Frame
CNC Trapezoidal Pattern Frame
Coated on Both Sides
Reduction of scattering light
Exquisite Box
prevents damage during transportation
| NDnumber | Optical density | f-stop reduction | Fractional transmittance | |
| 0 | 0 | 100% | ||
| ND2 | 0.3 | 1 | 50% | |
| ND4 | 0.6 | 2 | 25% | |
| ND8 | 0.9 | 3 | 12.50% | |
| ND16 | 1.2 | 4 | 6.25% | |
| ND32 | 1.50 | 5 | 3.13% | |
| ND64 | 1.8 | 6 | 1.56% | |
| ND100 | 2 | 62⁄3 | 1% | |
| ND128 | 2.1 | 7 | 0.78% | |
| ND256 | 2.4 | 8 | 0.39% | |
| ND400 | 2.6 | 82⁄3 | 0.25% | |
| ND512 | 2.7 | 9 | 0.20% | |
| ND1024/ND1000 | 3 | 10 | 0.10% | |
| ND2000 | 3.3 | 11 | 0.05% | |
| ND4000 | 3.6 | 12 | 0.025% | |
| ND8000 | 3.9 | 13 | 0.0125% | |
| ND32000 | 4.5 | 15 | 0.003% | |
| Filter | |
|---|---|
| size | 55mm |
| Transmittance | ∕ |
| Multi-Coating | √ |
| Antireflection | |
| waterproof | |
| scratch-resistant | |
| HD | |
| Filter Material | Optical glass |
| Pattern | |
| Filter Thickness | 7.0mm |
| Shape | Circle |
| Ring Material | Aviation aluminum alloy |
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