Tiffen 4 x 5.65" Water White Natural IRND 0.9 Filter (3-Stop) Matthews 169614 80dB SPL and 100mm sound

80dB SPL and 100mm sound level distance

of Pins 8Pins Product Range - Automotive Qualification Standard - Input Bias Current 2200pA Supply Voltage Min 2

Compact form factor for ease of use and installation

This system will work with most canvas types

Tiffen 4 x 5.65" Water White Natural IRND 0.9 Filter (3-Stop) Matthews 169614 80dB SPL and 100mm soundThe Tiffen 4 x 5. 65" Water White Natural IRND 0. 9 Filter is an ND filter with an 8x filter factor that provides a 3 stop exposure reduction. Its 0. 9 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed than normally required. By slowing your exposure time or increasing your aperture, you are able to control depth of field and convey movement more easily. Neutral density filters