Noblelight Golden 8 Twin Tube Infrared Emitter
The twin quartz tube in the shape of an eight, with a gold reflector behind it — double the radiation density and enough mechanical stability for emitters up to 6.5 m long. Supplied short-wave, fast-response medium-wave or medium-wave, so the wavelength is matched to the material rather than the other way round.

Key Benefits
Why Choose the Noblelight Golden 8 Twin Tube Infrared Emitter
High-purity quartz glass for good transmission and thermal stability
Gold reflector emits the heat directly at the product, almost doubling the effective radiation
Twin tube (the “Golden 8”) for high radiation density and stability, even at 6.5 m
Three wavelengths — short-wave, fast-response medium-wave and medium-wave
Wavelength, dimensions and filament made to the application
Robust ceramic lamp base
Technical Overview
At a Glance
Wavelength (SW / FRMW / MW)
1.0–1.4 µm · > 1.4 µm · 2.4–2.7 µm
Power (SW / FRMW / MW)
< 200 W/cm · 80 W/cm · 18 / 20 / 25 W/cm
Filament Temperature
1,800–2,400 °C · 1,400–1,800 °C · 800–950 °C
Max. Heated Length
6,400 / 2,400 mm (SW, FRMW) · 1,500 / 2,000 / 6,500 mm (MW)
Cross-Section
34 × 14 / 23 × 11 mm (SW, FRMW) · 18 × 8 / 22 × 10 / 33 × 15 mm (MW)
Max. Power Density
200 · 150 · 60 kW/m²
Specifications
Technical Specifications
| Wavelength (SW / FRMW / MW) | 1.0–1.4 µm · > 1.4 µm · 2.4–2.7 µm |
| Power (SW / FRMW / MW) | < 200 W/cm · 80 W/cm · 18 / 20 / 25 W/cm |
| Filament Temperature | 1,800–2,400 °C · 1,400–1,800 °C · 800–950 °C |
| Max. Heated Length | 6,400 / 2,400 mm (SW, FRMW) · 1,500 / 2,000 / 6,500 mm (MW) |
| Cross-Section | 34 × 14 / 23 × 11 mm (SW, FRMW) · 18 × 8 / 22 × 10 / 33 × 15 mm (MW) |
| Max. Power Density | 200 · 150 · 60 kW/m² |
| Response Time | 1 s · 1–2 s · 1–4 min |
| Reflector | Gold reflector, or QRC® quartz nano-reflector |
| Switch-On Current Factor | SW 12–17 · FRMW 10–13 · MW 1–1.05 |
| Accessories Required | Clamping spring and holding spring per emitter |
Best For
Ideal Applications
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View product →Interested in the Noblelight Golden 8 Twin Tube Infrared Emitter?
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