An exhibition arm light and a spotlight are not mutually exclusive categories. “Arm” describes how the head is supported and positioned; “spotlight” describes a directional lighting function. One fixture can be both. Choose by the exact optics, target and mounting connection rather than the name alone.
What to compare
| Question | Why it matters |
|---|---|
| Where must the head sit? | Arm reach and mounting position determine whether the light clears the frame and reaches the target |
| What is the actual light distribution? | A fixture name does not specify beam angle, overlap or brightness across a tall graphic |
| What needs emphasis? | A broad graphic and a small product can need different optics or positions |
| What can be adjusted? | Direction, beam angle, color temperature and dimming are separate features |
| How does it attach and receive power? | A clamp, rail, track or stand and its electrical connection must match the exact fixture |
Two arm lights with different listed beams
| BOOTH LIGHTS model | Listed beam | Listed output |
|---|---|---|
| 25W fixed-CCT arm light | 120° | 3250lm |
| 50W Tri-CCT arm light | 60° | 5500lm |
These figures do not establish coverage width or uniformity. A higher-output model with a narrower beam does not automatically solve a wide wall. The IES definition of beam angle uses a relative intensity threshold, rather than a uniformly illuminated area.
The GU10 clamp-on spotlight is itself a straight-arm fixture with an adjustable head and replaceable LED bulb. Its name does not state the selected bulb's beam angle. Confirm bulb output, optics and the fixture's permitted replacement specifications before choosing a replacement.
Match the task to the tested layout
| Task | Starting approach | Sample check |
|---|---|---|
| Front-lit graphic wall | Frame-mounted lights with suitable reach and overlapping distribution | Top, middle, bottom and ends of the actual graphic |
| Product or dimensional logo | Directional light aimed at the selected feature | Reflections, shadows and glare from visitor positions |
| Internally lit SEG lightbox | Dedicated internal LEDs and compatible driver | Fabric, depth and module layout; an external arm is not a substitute |
When to combine lights
- Test the graphic lighting first and identify the remaining product zones.
- Add accent fixtures only where they improve the intended view.
- Check the complete stand for competing bright patches, visitor glare and unwanted reflections on screens.
There is no universal “two arm lights plus two spots” recipe for a 10×10ft stand. Count surfaces and zones, then test the intended height, distance and ambient light. Compare actual materials before choosing color temperature; a matching Kelvin value alone does not guarantee identical color rendering.
Keep adjustment, mounting and power separate
- Rotating or tilting a head aims it; it does not necessarily change the beam angle or dim the light.
- Check connections at both the frame and fixture, plus load, arm leverage and cable clearance. Included clamps are not universal.
- A track adapter or driver is compatible only when specified for that fixture and system.
- Verify the exact model's power input, control method and linking limit. Similar appearance or wattage does not prove electrical compatibility.
Use the mounting guide, buying guide, quantity guide, color-temperature guide and lighting mistakes checklist.
Compare LED Display Arm Lights or the broader Trade Show Lighting range after defining the task and installation conditions.