Meco Variable Ndx 95 Mm Filter
By MECO
SKU: ME-VARIABLE-NDX-95--MMN4MF
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- Evenly reduce light transmittance over visible spectrum, minimal color casting
- Premium Polarizing materials from Nitto Denko, of 99.8% polarizing coefficient
- Multi-coated(MC) : 16+ layers of high temp vacuum coatings, plus the extra AR(anti-reflection) coatings on optical glass ensure the superb optical quality
- Aviation aluminum-alloy frame provides a light weight but durable support to the glass lens inside
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Description
MECO Neutral Density Filter. Bigger number means less amount of light and lower light density. Note: The ND filters on the market are by no means perfect . And they canât reduce the density of light of all wavelengths equally, which might cause color cast of pictures, especially with inexpensive filters. More importantly, most of the ND filters are only specified over the visible region of spectrum, and do not proportionally block all wavelength of far infrared ray and ultraviolet ray. Thus using ND filters to observe these ray sources such as the sun, incandescent metal or glass can be dangerous. These sources emit intense non-visible radiation that can cause damage to the eye even though they donât look bright when viewed through the filter. Special filters must be used if such sources are to be safely viewed. The typical usage of ND filters includes the following: Blurring water motion (e.g. waterfalls, rivers and oceans). Reducing depth o...
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manufacturer
O E Optics Co. LTD. China
Country of origin
China
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- Meco Variable Ndx 95 Mm Filter