

Protecting glass mat 5900 K for Siros, Siros S and Siros L
$1,200.00 /day
A genuine frosted (mat) quartz glass protecting dome for Broncolor Siros monolights. Calibrated at 5900 K with an integrated UV coating to shield elements and optimize light diffusion inside softboxes.
A 10% damage waiver fee will be applied to your order in the rental basket unless proof of own insurance can be supplied.
The Broncolor Protecting Glass Mat 5900 K is a vital dual-purpose mechanical and optical utility component engineered for the entire Broncolor Siros monolight family—including the standard mains-powered Siros, the high-speed Siros S, and the battery-operated Siros L series. In high-stakes studio or location environments, the exposed flash tube and modeling lamp are highly sensitive to accidental impacts, airborne dust, moisture, and skin oil contamination. This heavy-duty quartz glass dome acts as a secure physical shield, sealing the internal lighting array against costly accidental damage.
Beyond its role as a safety barrier, the “Mat” (sandblasted frosted) surface treatment performs an indispensable optical function. It scatters and pre-blends the raw light output from the flash tube and the continuous modeling source. This elimination of hard structural hotspots guarantees an edge-to-edge, perfectly uniform light distribution when firing into softboxes, beauty dishes, and deep Para parabolic systems. Specially calibrated with a UV-absorbing coating, it maintains an absolute color baseline of 5900 K, neutralizing stray color shifts across your entire power spectrum.
Applicable Scenarios:
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Softbox & Octabox Optimization: Eliminates harsh hot-spots inside diffuse modifiers, ensuring soft, completely uniform wrap-around portrait lighting.
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On-Location Set Safety: Provides a rugged explosion-proof and impact safety barrier when shooting in unpredictable outdoor or crowded commercial sets.
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Color-Critical Multi-Light Projects: Restores absolute color temperature harmony across a multi-strobe grid by replacing aged or discolored legacy domes.
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Universal Siros Family Compatibility: Natively fits all power variants (400 J and 800 J) of standard Siros, Siros S, and mobile Siros L monolights.
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Diffused Mat Frosted Coating: Smooth sandblasted finish softens harsh directional beams to maximize softbox efficiency and gradient fall-off.
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Precise 5900 K UV Calibration: Infused with a premium UV-blocking coat to lock in a professional daylight-balanced color signature.
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Heavy-Duty Quartz Glass Construction: Built to absorb extreme thermal expansion and rapid high-frequency stroboscopic heat pulses safely.
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Secure Tension Clip Mounting: Designed with a standardized retention lip for stable, tool-free mechanical clip attachment directly to the monolight base.
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Genuine Broncolor Protecting Glass Mat (5900 K Frosted Variant) x 1
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(Note: This rental listing covers the standalone glass protecting dome component only. It does not include the Siros monolight body, flash tubes, modeling lamps, or reflectors. Please rent those separately as needed.)
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Q: What is the operational difference between the Clear glass dome and this Mat glass dome?
A: The Clear dome allows raw, hard specular light to pass through unobstructed, which is ideal for maximizing raw output and contrast when using hard reflectors (like the P70). This Mat (frosted) version pre-diffuses the light beam, making it the superior option for achieving completely flawless, uniform illumination inside softboxes.
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Q: Can I use this glass dome on a Broncolor Pulso G or Unilite lamp head?
A: No. This specific glass dome geometry is custom-tailored for the physical dimensions and retention clips of the Siros monolight series only. Pulso G and Unilite heads use separate proprietary glass dome formats.
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Q: How do I safely change this protecting glass dome on set if mine cracks?
A: For absolute physical safety, you must completely power off the Siros unit, disconnect it from AC mains or remove the V-mount battery, and wait at least 15 to 20 minutes for the internal elements to cool. Carefully pull open the metal retention clips on the light head base, lift out the damaged dome, and snap the new one into place. Never handle the glass with bare hands; always use clean cloth gloves or a microfiber cloth to prevent skin oils from causing thermal weak points on the glass.
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Q: How is the rental fee calculated?
A: The rental fee is calculated on a 24-hour basis per rental period.
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Q: Is a deposit required?
A: Yes, a corresponding deposit is required for all equipment rentals.
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Q: What payment methods are accepted for the deposit?
A: We accept credit card authorization for the deposit, which is fast and convenient.