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Digital HT™™ Filters
Digital HT™ filters are™a state-of-the-art technological breakthrough in multi-coated photo and video filters. Made for the discerning professional and imaging enthusiast, Digital HT™ filters with Hi-Trans™ Double-Sided Titanium Multi-Coating surpass even military specifications for hardness and durability.*
Digital HT™ - High Transmission -™filters offer the strength of a Titanium coating combined with the purest optical quality glass and Tiffen™s Academy-Award-winning ColorCore™ technology. ™They present unmatched scratch-resistant durability and worry-free cleaning while other coated filters on the market today cautiously suggest delicate, if any, cleaning procedures, in fear of destroying the coating (and thereby the filter).™
And that™s not all ™ these High Transmission filters feature a low profile titanium finish ring and anti-reflective black lock ring which sets these filters apart from the rest.
Digital HT™ Color-Grad™ Neutral Density Filters
Often, you want to balance light intensity between two areas within a scene. This is important outdoors to allow more sky detail while properly exposing the foreground. Exposing for the foreground will produce a washed-out, over-exposed sky, exposing for the sky will leave the foreground dark, underexposed.
1. Abrasion test: Severe abrasion test according to MIL-C-48497, using eraser stub certified to MIL-E-12387.2. Adhesion test :™ tape adhesion test according to MIL-C-48497, using adhesive tape certified to MIL-A-A113 rev C.3. Humidity Test: humidity test in accordance with MIL-C-48497, 95% RH at 50 degrees C for 24 hours.
