58MM 无叉线超薄可调ND镜,ND2~ND32
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58MM 无叉线超薄可调ND镜,ND2~ND32
商品特点
- • Made by Optical Glasses, reduces the intake of light without affecting the overall color balance.
- • Nano coating layer technology, waterproof, scratch-resistant, anti-reflective green coating, effectively prevent from oil, fingerprint, scratch, protect valued lens.
- • NO "X" cross on images.
- • Ultra slim rim design preventing wide angle vignetting. Extra tough aviation aluminum frame ensuring durability and jamming prevention.
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 |