| Description | 24 X 2 Red Filter. Color Filters are designed to filter out all other color regions of the visible spectrum except the specified color. Color Filters are excellent for contrast enhancement and color recognition. | 36.5 X 1.8 Red Filter. Color Filters are designed to filter out all other color regions of the visible spectrum except the specified color. Color Filters are excellent for contrast enhancement and color recognition. | 32 X 4 Red Filter. Color Filters are designed to filter out all other color regions of the visible spectrum except the specified color. Color Filters are excellent for contrast enhancement and color recognition. | 30 X 2 Red Filter. Color Filters are designed to filter out all other color regions of the visible spectrum except the specified color. Color Filters are excellent for contrast enhancement and color recognition. | 45 X 2.5 Red Filter. Color Filters are designed to filter out all other color regions of the visible spectrum except the specified color. Color Filters are excellent for contrast enhancement and color recognition. |