43mm超薄可调ND镜,ND2~ND400
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43mm超薄可调ND镜,ND2~ND400
商品特点
- • 更宽的外部光学元件有助于减少广角的渐晕，
- • K＆F概念可变中性密度滤光片可以代替一系列渐变ND滤镜，节省金钱和时间
- • 当在流动的水中创建运动模糊时，这种可变密度滤镜是一种特别有用的工具，例如瀑布，河流和撞击波
- • 采用K＆F Concept技术制造的高品质光学玻璃
- • 由专业团队制造的K＆F Concept品牌。
ND FILTER
Reduces the amount of light entering the lens, thus decreasing camera shutter speed. Useful for situations where motion blur needs to be created (rivers, waterfalls, moving people) or large apertures must be used with flash to avoid overexposure.
Reduces the amount of light entering the lens, thus decreasing camera shutter speed. Useful for situations where motion blur needs to be created (rivers, waterfalls, moving people) or large apertures must be used with flash to avoid overexposure.
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.
Without ND Filter
With ND Filter
Without ND Filter
With ND Filter
NO ND
ND8
ND64
ND1000
No Filter
ND2
ND4
ND8
ND16
ND32
Multiple layer
nanometer coating
Reduction of reflection
Reduction of reflection
Scratch Resistant
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.
Enables slow shutter speeds to be used to record movement in subjects such as waterfalls, providing a silky smooth affect to flowing water.
| NDnumber | Optical density | f-stop reduction | Fractional transmittance | |
| 0 | 0 | 100% | 1 | |
| ND2 | 0.3 | 1 | 50% | 0.5 |
| ND4 | 0.6 | 2 | 25% | 0.25 |
| ND8 | 0.9 | 3 | 12.50% | 0.125 |
| ND16 | 1.2 | 4 | 6.25% | 0.0625 |
| ND32 | 1.50 | 5 | 3.13% | 0.03125 |
| ND64 | 1.8 | 6 | 1.56% | 0.015625 |
| ND100 | 2 | 62⁄3 | 1% | 0.01 |
| ND128 | 2.1 | 7 | 0.78% | 0.0078125 |
| ND256 | 2.4 | 8 | 0.39% | 0.00390625 |
| ND400 | 2.6 | 82⁄3 | 0.25% | 0.0025 |
| ND512 | 2.7 | 9 | 0.20% | 0.001953125 |
| ND1024/ND1000 | 3 | 10 | 0.10% | 0.001 |
| ND2048 | 3.3 | 11 | 0.05% | 0.000488281 |
| ND4096 | 3.6 | 12 | 0.02% | 0.000244141 |
| ND6310 | 3.8 | 122⁄3 | 0.02% | 0.000158489 |
| ND8192 | 3.9 | 13 | 0.01% | 0.00012207 |
| ND10000 | 4 | 131⁄3 | 0.01% | 0.0001 |
| ND100000 | 5 | 162⁄3 | 0.00% | 0.00001 |