Related Words

Gelatin Filters: Filters cut from dyed gelatin sheets and held in front of the lens or studio light.

Gelatin: Natural protein used as a transparent medium to hold light sensitive silver halide crystals in suspension, binding them to the printing paper or film, yet swelling to allow entry of processi . . . View Full Definition

Filters: Filters automatically move incoming emails into separate folders according to criteria that you specify. These criteria may be based on who the email is from, the priority, the subject, the . . . View Full Definition

Gelatin Sugar Process: Daylight printing process using paper with a sugar and dichromate coating, which hardens on exposure to light.

Tri-Color Filters: Filters in deep primarily colors used to expose color prints by the additive method.

Machine-Learning Filters: Filters run by machines that determine whether to block email based on algorithms that point to whether the message is likely spam.

Dichroic Filters: Produced by metallic surface coatings on glass to form colors by interference of light. Used in high quality color enlarger heads.

Cutoff Frequency Filters: The frequency at which a signal falls off by 3 db (the half power point) from it's maximum value. Also referred to as the -3 db points, or the corner frequencies

Color Compensatory Filters: Pale colored filters used to warm or cool subject colors.

Color Balancing Filters: Filters used to balance color film with the color temperature of the light source and prevent the formation of color casts.