Encyclopedia

2106 entries · Page 16 of 36

• Hair Stylist

  A film Hair Stylist creates and maintains approved hairstyles for performers, including cutting, setting, dressing, texture work, period styling, facial hair support, wigs or pieces within their scope, and continuity. They protect hair health, sanitation, performer comfort, and camera readiness through every take.

• Half apple

  A half-height apple box, commonly about 4 inches high, used when a full apple would raise a person or object too far.

• Half-hour call

  A backstage warning traditionally given approximately thirty minutes before the announced performance start.

• Hand line

  A rope operated directly by hand to move, guide, or secure approved stage elements.

• Handheld shot

  A shot operated with the camera supported directly by the operator rather than fixed support.

• Handle frames

  Extra source frames supplied before and after an edited shot boundary.

• Hanger clamp

  A lighting clamp designed to suspend a fixture from compatible overhead pipe or battens.

• Hard effects

  Discrete synchronized sound effects representing visible or narratively specific events.

• Hard light

  Light from a relatively small apparent source that produces defined shadows and crisp transitions.

• Hazard

  A source or condition with the potential to cause injury, illness, damage, or loss.

• Hazard communication

  The system for classifying chemical hazards and communicating them through labels, safety data sheets, and training.

• Hazard elimination

  Removal of a hazard so the associated exposure no longer exists.

• Hazard exposure

  Contact with or proximity to a hazard at a dose, duration, route, or frequency capable of causing harm.

• Hazard substitution

  Replacement of a hazardous process, material, or condition with a less hazardous alternative.

• HDR reference capture

  A bracketed high-dynamic-range image set recording environmental illumination for visual-effects work.

• Head and tail

  Material or timing placed before program start and after program end for mastering or review.

• Head block

  The overhead sheave assembly redirecting lift lines and purchase line in a fly system.

• Head Carpenter

  A Head Carpenter leads carpentry across a production construction shop or major build, translating drawings and schedules into crew, material, tool, installation, modification, and strike plans. They coordinate forepersons and carpenters, set workmanship and safety expectations, solve structural and camera-access problems, monitor progress and shortages, and deliver scenery ready for scenic treatment, dressing, rigging, and photography.

• Head Plasterer

  A Head Plasterer leads plaster, casting, mold, texture, and related sculptural work for production scenery. They interpret designs, estimate labor and materials, choose appropriate compounds and reinforcement, plan molds and pours, assign specialists, coordinate cure and installation timing, inspect finish and durability, and manage safe handling, ventilation, cleanup, and strike for heavy or chemically active materials.

• Head Tailor

  A Head Tailor leads the workroom responsible for structured garment construction, alterations, fittings, repairs, and finishing. They interpret approved designs, assess patterns and garments, plan labor and materials, assign work, conduct or support fittings, set quality standards, solve movement and duplication problems, and deliver camera-ready pieces on schedule while maintaining clear records of changes and performer measurements.

• Head Writer

  A Head Writer leads the writing process for a series, comedy, variety, animation, game, audio production, or other format. They set story and tone priorities, organize the room or writing team, assign and review material, rewrite for consistency, coordinate deadlines and production needs, and deliver scripts that reflect the project’s approved creative direction.

• Headphone amplifier

  A device that provides one or more controlled monitoring feeds to headphones or earpieces.

• Health and Safety Manager

  A Health and Safety Manager designs and oversees the production’s broader safety program, aligning risk assessment, staffing, training, reporting, emergency planning, inspections, vendors, and corrective actions across units and departments. They advise Producers and managers, assign Safety Officers, coordinate qualified specialists, review trends, maintain escalation channels, and ensure changing production plans receive proportionate safety attention and documentation.

• Health and Safety Officer

  A Health and Safety Officer helps a production identify, communicate, document, and control workplace hazards across offices, shops, stages, and locations. They review plans, conduct inspections, coordinate training and protective measures, track incidents and corrective actions, support emergency readiness, and escalate unsafe conditions while working with department heads, qualified specialists, employers, and applicable regulatory requirements.

• Hearing conservation

  A program of exposure assessment, controls, protection, and training for high-noise work.

• Hearing loop

  An assistive listening system using an induction loop to send audio to telecoil-equipped hearing devices.

• Hearing protection

  Equipment and work controls used to reduce harmful exposure to high sound levels or impulse noise.

• Hearing protection rating

  A laboratory-derived attenuation rating used to estimate, not guarantee, workplace hearing protection.

• Heat acclimatization

  A gradual physiological adaptation developed through controlled exposure to hot working conditions.

• Heat cramps

  Painful muscle spasms associated with exertion, heat exposure, and fluid or electrolyte loss.

• Heat exhaustion

  A heat illness involving heavy sweating, weakness, dizziness, nausea, or similar symptoms.

• Heat index

  A calculated apparent-temperature measure combining air temperature and relative humidity.

• Heat stress

  A harmful response to environmental heat that requires planning, hydration, breaks, monitoring, and escalation.

• Heat stroke

  A life-threatening heat emergency involving central nervous system dysfunction and dangerous overheating.

• Heat-illness prevention

  A program for recognizing and controlling environmental, workload, clothing, and individual heat risks.

• Heat-shield gel

  Clear or lightly tinted media designed to reduce infrared heat reaching subsequent filters or subjects.

• Helical antenna

  A directional, often circularly polarized antenna used in some wireless audio links.

• Helicopter safety

  Aircraft controls specific to rotorcraft operations, rotor hazards, downwash, landing zones, and aerial filming.

• Hemp rigging system

  A manually operated stage system using fiber ropes, blocks, battens, and sandbag counterweights.

• HEPA filter

  A high-efficiency particulate air filter meeting a defined particle-removal performance.

• Hero prop plan

  A plan for a featured prop requiring close visual detail, performance function, duplicates, or special handling.

• Hi-hat

  A low camera support that places a camera close to the ground or a platform.

• Hierarchy of controls

  A prevention framework prioritizing elimination, substitution, engineering, and administrative controls before PPE.

• High-angle shot

  A shot made with the camera looking downward toward its subject.

• High-wind warning

  A forecast or observed condition indicating winds may threaten people, structures, equipment, or operations.

• Historical Consultant

  A Historical Consultant researches and advises on the people, institutions, language, customs, material culture, chronology, places, conflicts, and contested interpretations represented by a production. They evaluate scripts and designs, provide sources and context, flag anachronisms or unsupported claims, suggest plausible alternatives, and communicate uncertainty clearly while leaving creative and legal decisions to the authorized production team.

• HMI fixture

  A daylight-balanced, high-intensity discharge light used when a production needs substantial output.

• Hoist motor controller

  A control system that commands one or more powered entertainment hoists to move or hold loads.

• Hold cue

  An instruction preventing execution or progression of a cue until further authorization.

• Hold day

  A non-shooting day on which a person, location, or resource remains reserved for the production.

• Hold take

  A take flagged to retain or consider without necessarily designating it as the preferred print.

• Holdback period

  A contractual restriction delaying one form of exploitation to protect another license or release window.

• Holding deal

  An agreement paying a performer or creator to remain available or exclusive during a defined period.

• Holdout matte

  A matte used to prevent or remove contribution from selected regions in a composite.

• Hood-mount shot

  A vehicle shot made from a camera rig attached near the hood or front bodywork.

• Horizontal lifeline

  An engineered line between anchorages providing traveling attachment along a horizontal work area.

• Hospitality rider

  A rider section describing dressing-room, catering, transport, security, guest, and other nontechnical event requirements.

• Hostess tray shot

  A vehicle-mounted camera position projecting beside a door to photograph occupants through a side window.

• Hot points

  A combined warning for an object that is both hot and protruding during movement.

• Hot set

  A set whose arrangement must remain unchanged so filming can resume with continuity intact.

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