COKIN PURE HARMONIE - Extra Thin And Light Filters

The French manufacturer of optical filters Cokin systems is known among experts for his "Creative Filter System", the company founder Jean Coquin 1978 brought to market. It allows the use of filters regardless of the lens diameter. With the "Pure Harmonie filters" Cokin offers for the first time in classic, round filters, which are screwed into each of the appropriate size on the lens. "PURE harmonie filters" are characterized by their extremely lightweight and its small thickness. Be offered a UV filter, a circular polarizing filter and an ND filter.

The multi-coated anti-UV (UV MC) filters are 3.3 millimeters thick, the Circular Polarizer (PL C) 4.5 mm, and the variable-density Neutral Gray (VD NG) 9.5 millimeters. Cokin assured that the filters are very robust, despite their delicate design. They are compatible with all lens caps and have a multi-coated surface. The so-called Everclear 5 Coating makes the program name. The 5 stands for the five benefits of this coating: water repellent, oil resistant, dust-resistant, stain-resistant and scratch-resistant. The light weight of the filter (a Cokin PURE harmony UV filter having a diameter of 77 mm for example, weighs 10 grams) on the one hand facilitates the handling of the lenses and allows the other hand according to the manufacturer a high-precision auto-focusing. The ultra-flat profile filter to prevent vignetting.

mm. The glass used is extremely heat resistant and allows a very high light transmission. The cost, depending on the diameter from 34 to 60 euros. The same sizes are available for the polarizing filter. They cost from 69 to 110 euros. Is the ND filter it with dimensions from 52 to 82 mm for 130 to 260 euros. The effective intensity is achieved by rotating the front ring of ND2 (1 f-stop) to ND400 (7 + f-stops). All PURE harmonie Cokin filters are available from November 2012.