Custom Lighting Placement and Preliminary Photometric Planning Brief

Develop a preliminary lighting placement and photometric brief integrating visual tasks, ambience, daylight, glare, controls, emergency interfaces, ceiling coordination, energy, maintenance, and commissioning.

Professional Prompt Template

Custom Lighting Placement and Preliminary Photometric Planning Brief

Develop a preliminary lighting placement and photometric brief integrating visual tasks, ambience, daylight, glare, controls, emergency interfaces, ceiling coordination, energy, maintenance, and commissioning.

Best suited for: ChatGPT Claude Gemini
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Act as an experienced interior architect and architectural lighting-design coordinator.

Develop a preliminary custom lighting placement and photometric planning brief using the information below.

Project type and spatial program:
{{project_context}}

Room geometry, surfaces, and ceiling conditions:
{{room_conditions}}

Tasks, users, and experiential goals:
{{lighting_goals}}

Daylight and façade conditions:
{{daylight_conditions}}

Proposed luminaires, controls, and electrical systems:
{{lighting_systems}}

Codes, energy, budget, maintenance, and project constraints:
{{project_constraints}}

Planning requirements:

1. Define lighting objectives for:
   - visual performance;
   - ambience;
   - orientation;
   - hierarchy;
   - identity;
   - comfort;
   - accessibility;
   - safety;
   - flexibility;
   - energy;
   - maintenance; and
   - integration with daylight.
2. Classify spaces and tasks by:
   - ambient lighting;
   - task lighting;
   - accent lighting;
   - decorative lighting;
   - vertical illumination;
   - display;
   - circulation;
   - emergency interface;
   - exterior transition; and
   - night use.
3. Develop a room-by-room lighting schedule covering:
   - task;
   - target illuminance range to be verified;
   - uniformity;
   - vertical light;
   - glare risk;
   - color temperature;
   - color rendering;
   - beam distribution;
   - fixture type;
   - mounting;
   - spacing logic;
   - controls;
   - emergency interaction;
   - maintenance; and
   - commissioning.
4. Create at least three lighting concepts:
   - discreet integrated architectural lighting;
   - layered hospitality-style lighting;
   - expressive decorative and feature lighting.
5. Compare concepts for visual comfort, flexibility, ceiling integration, controls, energy, maintenance, cost, accessibility, and atmosphere.
6. Coordinate luminaire placement with:
   - ceiling grids;
   - structure;
   - sprinklers;
   - smoke detectors;
   - diffusers;
   - speakers;
   - cameras;
   - signage;
   - curtains;
   - partitions;
   - joinery;
   - artwork;
   - furniture;
   - AV;
   - doors;
   - access panels; and
   - maintenance routes.
7. Review glare for seated, standing, screen-based, reflective, display, hospitality, and circulation conditions.
8. Review daylight interaction, dimming, blinds, solar exposure, and changing seasonal conditions.
9. Develop control scenes for normal, presentation, cleaning, after-hours, event, emergency, and maintenance modes.
10. Include accessibility considerations involving contrast, adaptation, flicker, orientation, control usability, and visual sensitivity.
11. Identify required photometric calculations, renderings, samples, mockups, product data, and on-site aiming.
12. Include energy, heat, driver access, replacement, lamp or module life, and spare strategy.
13. Do not invent photometric results, illuminance, glare values, product performance, energy use, emergency-lighting compliance, or code requirements.
14. Do not certify lighting, electrical, emergency, accessibility, energy, or code compliance.
15. Flag all items requiring lighting designer, electrical engineer, architect, interiors, fire, AV, controls, façade, accessibility, energy, contractor, and manufacturer review.

Present the result as:
{{output_format}}

Include:
- lighting objectives;
- room and task matrix;
- three lighting concepts;
- concept comparison;
- preliminary fixture-placement logic;
- glare and daylight review;
- ceiling coordination checklist;
- control-scene schedule;
- accessibility considerations;
- photometric and mockup requirements;
- maintenance and commissioning plan;
- risk register; and
- professional validation checklist.
Personalize the Template

Customization Variables

Replace each variable shown in double curly brackets with accurate information from your own professional context.

{{project_context}}

Project Type and Spatial Program

Required

Example: Describe hospitality, office, retail, residential, cultural, healthcare, or other use and room list.

Lighting should respond to use, occupancy, and desired experience.

{{room_conditions}}

Room Geometry, Surfaces, and Ceiling Conditions

Required

Example: Provide dimensions, ceiling heights, reflectances, finishes, grids, features, and obstructions.

Photometric planning depends on real geometry and surfaces.

{{lighting_goals}}

Tasks, Users, and Experiential Goals

Required

Example: Describe visual tasks, screen use, displays, hospitality mood, accessibility, and scene requirements.

Separate task performance from atmosphere.

{{daylight_conditions}}

Daylight and Façade Conditions

Optional

Example: Describe orientation, windows, skylights, blinds, glare, solar exposure, and daylight studies.

Daylight should be coordinated with electric lighting and controls.

{{lighting_systems}}

Proposed Luminaires, Controls, and Electrical Systems

Optional

Example: List fixture types, manufacturers, dimming, controls, emergency systems, and electrical constraints.

Use verified product data and mark placeholders.

{{project_constraints}}

Codes, Energy, Budget, Maintenance, and Project Constraints

Optional

Example: Provide lighting standards, energy targets, budget, ceiling, maintenance, procurement, and approval constraints.

Use current official requirements and project limits.

{{output_format}}

Output Format

Required

Choose the format needed for design coordination or client review.

Complete lighting planning brief Room-by-room lighting matrix Three-concept lighting study Lighting consultant coordination document
What the AI Should Produce

Expected Output

🎯

A preliminary lighting brief containing objectives, room and task matrices, three concepts, placement logic, glare and daylight analysis, ceiling coordination, controls, accessibility, calculations, mockups, maintenance, commissioning, and risks.

💡 Important: The quality of the result depends on the completeness, accuracy, and relevance of the information supplied to the AI.
Prompt Profile

Prompt Characteristics

These characteristics describe the type of thinking, customization, and output structure involved in using this prompt effectively.

🧠 Reasoning Depth Advanced
💡 Creativity High
🛠 Customization High
📚 Output Structure Highly Structured
🎓 Experience Level Advanced
Learn Why It Works

Prompt Anatomy

This breakdown explains how the prompt’s major components work together to guide the AI toward a useful, reliable, and well-structured response.

💼

Role

Positions the AI as an interior lighting-design coordinator.

📄

Context

Defines project, room geometry, tasks, daylight, systems, and constraints.

🎯

Task

Requires a room-by-room lighting and preliminary photometric brief.

🛡️

Constraints

Prevents invented calculations, product performance, energy, and compliance claims.

📚

Output Structure

Requires objectives, matrices, concepts, placement, glare, controls, testing, maintenance, and validation.

🔑

Input Variables

Project, rooms, goals, daylight, systems, constraints, and output format.

Improve the Result

Customization Tips

  1. Provide room dimensions and surface reflectances before requesting photometric targets.
  2. Coordinate every luminaire with ceiling services and access panels.
  3. Review vertical illumination and facial recognition, not only horizontal light.
  4. Test decorative and feature lighting with full-scale mockups.
  5. Include control scenes and commissioning in the initial brief.
🛡️
Responsible Professional Use

Review Before Applying the Output

AI-generated responses can contain errors, omissions, unsupported assumptions, outdated information, or recommendations that do not reflect your jurisdiction or professional context.

Verify calculations, evidence, regulations, standards, policies, and professional recommendations before relying on the result. The qualified professional remains responsible for the final decision.

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