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Halcyon  |  SKU: 20.105.109

Halcyon Photon Standard Dive Light

Sale price £197.00 Regular price £220.80
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Powerful, precise, and built to last — a professional-grade dive light engineered for night dives, technical diving, and everything in between.

The Halcyon Photon Light delivers up to 1200 lumens of focused, regulated brightness through a narrow 9° beam — making it an exceptional choice as a primary or backup light for recreational, night, and technical divers alike. Built from aircraft-grade aluminium with military-grade hard-anodising and triple O-ring sealing, the Photon is rated waterproof to 200m and engineered to perform dive after dive in the most demanding conditions.

With dual power modes, flexible battery configurations, and a simple twist-on/off activation, the Halcyon Photon is as intuitive as it is powerful. Whether you're running on the included 3× alkaline C-cell batteries or upgrading to optional lithium-ion cells for maximum output, the Photon gives you full control over runtime and brightness to match your dive profile.

The Halcyon Photon Light (3-C Cell) is equally at home on a casual night dive as it is in overhead or technical environments — a reliable, no-compromise light for divers who demand consistency and durability on every dive.


What's Included:

  • Halcyon Photon Light — high-output dive torch with narrow 9° beam, dual power modes, and twist-on activation
  • 3× Alkaline C-cell batteries — ready to dive straight out of the box

Key Features:
  • Up to 1200 lumens output — powerful, focused illumination for low-visibility and night diving environments
  • Narrow 9° beam angle — precise, penetrating light ideal for signalling, spotting, and technical diving tasks
  • Dual power settings — switch between High and Low modes to balance brightness and runtime to your needs
  • Regulated output — maintains consistent, stable brightness throughout the battery cycle
  • Overheat protection — automatic thermal management for safe, sustained use
  • Reverse polarity protection — safeguards against accidental battery misalignment
  • Twist On/Off activation — simple, reliable operation even in gloves
  • Triple O-ring sealing — waterproof rated to 200m for deep and technical diving applications
  • AL6061-T6 aircraft-grade aluminium body — lightweight, corrosion-resistant, and built for long-term durability
  • Type III military-grade hard-anodised finish — superior surface protection against wear and saltwater exposure
  • Tempered glass lens — scratch-resistant and optically clear for maximum light transmission
  • Flexible battery options — run on included alkaline C-cells or upgrade to optional Li-ion 26650 cells for extended high-output performance

Runtime Performance:

Configuration Mode Output Runtime
3× Alkaline C-cell (included) High 850 lumens ≈ 3 hrs 20 min
3× Alkaline C-cell (included) Low 550 lumens ≈ 5 hrs 30 min
2× Li-ion 26650 (optional) High 1200 lumens ≈ 3 hrs 30 min
2× Li-ion 26650 (optional) Low 550 lumens ≈ 7 hrs

Technical Specifications:

Specification Detail
LED Cree XM-L2 (U4)
Maximum Output 1200 lumens
Beam Angle 9° (narrow)
Power Settings High / Low
Battery (Standard) 3× Alkaline C-cell
Battery (Optional Upgrade) 2× Li-ion 26650
Waterproof Rating 200m
Sealing Triple O-ring
Body Material AL6061-T6 aircraft-grade aluminium
Finish Type III military-grade hard-anodised
Lens Tempered glass
Length 21 cm
Head Width 5 cm
Body Width 3.5 cm
Activation Twist On/Off
Manufacturer Halcyon Dive Systems, USA

Dependable, high-performance illumination in a robust and compact package — the Halcyon Photon Light is the trusted choice for divers who refuse to compromise on visibility, reliability, or build quality on any dive.