4 x 5.650" Smoque Filter 1/2 The neutral density portion of

The neutral density portion of the filter offers a 4-stop exposure reduction for working with longer shutter speeds or wider aperture settings

This filter is recommended when not using in-camera exposure metering or autofocus

Especially helpful when shooting in outdoor open shad and on overcast days

Sales unit = One (1) box containing 50 envelopes containing 50 sheets (2-3/4 x 4-1/2") of tissue per envelope

4 x 5.650" Smoque Filter 1/2 The neutral density portion ofThe Tiffen 4 x 5. 65" Smoque Filter can be applied to simulate the presence of smoke within a frame or scene. It can be used to substitute typical theatrical smoke generators such as smoke cookies, chips, pellets, grenades, or aerosols. This filter can also be used to supplement the use of such smoke generators to help provide a consistent appearance of smoke, particularly if wind or other conditions prevent physical smoke from settling or staying