Sennheiser K6 Universal Powering Module Category_Rangefinder Lenses The recommended dilution is 1+9

The recommended dilution is 1+9

and Aspherical Lens Elements (AS) virtually eliminates coma and other types of aberration—even when used at the largest apertures

With special lens coatings

and advertising photography

Providing a range of advanced lighting options for macro and close-up photography

Sennheiser K6 Universal Powering Module Category_Rangefinder Lenses The recommended dilution is 1+9The K6 powering module is the heart of this Sennheiser professional modular microphone system and can be powered either by an internal 'AA' size 1. 5 V battery or by 12 48 V phantom power. The K6 can be combined with different condenser microphone heads to provide a wide variety of polar patterns. The K6 features a matte black, anodised scratch resistant finish. Frequency response: 40Hz 20kHz Maximum dBSPL (48v): 132dB Maximum dBSPL (batt): 120dB