Sutter Instrument has developed several filter changers specially designed for wavelength selection over a wide spectral range to any given nanometer value. The Lambda VF-5™, Lambda VF-10, Lambda ...
Digital Camera World on MSN
This top-end light pollution filter 'edges' the competition!
I took the Irix Edge Light Pollution Filter on a night shoot to capture astro and low-light city shots. Here's how I got ...
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