Dongguan Felix Glass Co., Ltd. E-mail: james@felixglass.com - Tel: +86 185 6503 2888
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Fused Silica Subsea Dome Port | Flanged Underwater Optical Dome for Deep Sea Camera

Fused Silica Subsea Dome Port | Flanged Underwater Optical Dome for Deep Sea Camera
Fused Silica Subsea Dome Port | Flanged Underwater Optical Dome for Deep Sea CameraFused Silica Subsea Dome Port | Flanged Underwater Optical Dome for Deep Sea CameraFused Silica Subsea Dome Port | Flanged Underwater Optical Dome for Deep Sea CameraFused Silica Subsea Dome Port | Flanged Underwater Optical Dome for Deep Sea CameraFused Silica Subsea Dome Port | Flanged Underwater Optical Dome for Deep Sea CameraFused Silica Subsea Dome Port | Flanged Underwater Optical Dome for Deep Sea Camera
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CategoriesUnderwater Optical Dome
BrandFELIX GLASS optical glass Manufacturing base
Product SpecificationsFG-Custom
MaterialFused Silica (UV Fused Silica)
StructureHemispherical dome with stepped mounting flange
Spectral Transmission185 nm ~ 2500 nm
Coating OptionAR / BBAR coating
ApplicationDeep sea camera, ROV, underwater vision, marine observation
FeatureHigh hydrostatic pressure resistance, salt spray corrosion resistant, low bubble & inclusion
Custom ServiceCustom diameter, wall thickness, coating specification
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Detail Information

Fused Silica Subsea Dome Port with Mounting Flange

Custom optical dome ports for underwater cameras, ROVs and marine observation systems.

Felix Glass supplies custom fused silica underwater dome ports with an integrated mounting flange. The curved optical surface and stepped flange can be manufactured to your drawing, with dimensions, optical finish and coating requirements tailored to your camera housing and imaging system.

From prototype evaluation to repeat production, define the dome geometry and mounting interface together to achieve the optical performance and mechanical fit your project requires.

Request a Custom QuoteView Specifications

Optical Clarity for Underwater Imaging

A dome port provides a curved optical interface between the surrounding water and the camera housing. Its performance depends on dome curvature, wall thickness, surface quality and the position of the camera lens relative to the dome. Lens alignment and entrance-pupil position should be considered during system design, particularly for wide-angle imaging.

  • Fused silica substrate: Material grade can be selected to suit the intended UV, visible or near-infrared operating band.
  • Precision optical surfaces: Specify surface quality, surface figure and clear aperture according to the imaging requirement.
  • Integrated flange: Custom flange dimensions support alignment and mounting within the customer's housing design.
  • Optional optical coatings: AR or BBAR coatings can be specified for the required wavelength band and operating conditions.
  • Custom geometry: Define the outer diameter, inner diameter, dome height, radii and wall thickness in an approved drawing.

Product Specifications

ProductFused silica subsea dome port with mounting flange
MaterialOptical-grade fused silica; UV-grade material subject to project requirements and availability
StructureCurved optical dome with integrated stepped flange; dome angle and profile per approved drawing
Outer Diameter89 mm reference configuration; confirm whether this denotes the flange diameter or optical dome diameter. Custom dimensions available.
Wall Thickness / HeightCustom; determined by optical geometry, mounting design and mechanical requirements
Flange and Seal InterfaceFlange diameter, thickness, seating surfaces and sealing arrangement per agreed drawing
Spectral RequirementsUV, visible and near-infrared applications. A requested 185–2500 nm band requires material-grade, thickness and coating review; uniform transmission across this range is not implied.
Coating OptionsUncoated, AR or BBAR; specify coated surfaces, wavelength band, angle of incidence and transmission target
Optical QualityScratch-dig, surface figure, clear aperture and dimensional tolerances to be agreed before manufacture
Operating DepthProject-specific; no standard depth rating is stated for this reference configuration
ApplicationsUnderwater camera housings, ROV/AUV imaging, marine observation and subsea optical instruments
Supply ScopeOptical dome component; mounts, retaining hardware, seals and testing included only when expressly quoted

Designed Around Your Housing and Operating Depth

For subsea use, the dome, flange, supporting seat, retaining mechanism and seals must be considered as a complete assembly. A flange helps define the mounting interface, but does not independently establish a pressure rating.

Pressure qualification: Please provide your maximum operating depth, pressure-cycle requirements and housing drawing. Suitability for repeated deep-water operation must be confirmed through engineering assessment and an agreed pressure-test programme for the assembled design.

AR and BBAR Coating Options

Optional anti-reflection coatings can be tailored to the camera's operating wavelength band. Identify the outer water-facing surface and inner air-facing surface when specifying coatings, as their optical interfaces differ. For an exposed outer coating, include immersion duration, cleaning method and durability requirements in the RFQ.

Fused silica is an option for UV and visible optical systems, but material transmission alone does not determine underwater imaging range. Water conditions, illumination, working distance and detector response also influence system performance.

Custom Manufacturing and Inspection Requirements

Send your PDF drawing and STEP model for a manufacturing review. Specify critical optical zones separately from mounting and non-optical surfaces so that inspection requirements match the function of each area.

  • Dimensional inspection of the dome profile, flange and mounting interface.
  • Visual surface inspection against the agreed scratch-dig and edge-quality criteria.
  • Material documentation and optical inspection reports as specified in the quotation.
  • Coating spectral measurements and pressure testing when included in the agreed scope.
  • Protective packaging requirements for clean handling and shipment.

Typical Applications

  • Custom underwater camera enclosures and wide-angle imaging housings.
  • ROV and AUV optical observation systems.
  • Marine research cameras and underwater monitoring instruments.
  • Subsea UV or visible optical sensors, subject to system-level validation.

Frequently Asked Questions

Can this dome be used at 1,000 m or greater depth?

A depth rating cannot be assigned from the material name or outer diameter alone. Provide the complete dome and housing geometry, operating conditions and required service cycles for assessment. Any depth claim must be supported by qualification of the relevant assembly.

Is the 89 mm size a standard stock item?

The 89 mm dimension is a reference configuration. Please confirm the dimension definition, complete drawing and quantity with Felix Glass. Stock availability and lead time are confirmed in the quotation.

Can you manufacture a different dome size or flange?

Custom dimensions can be reviewed against your drawing, including dome curvature, wall thickness, flange diameter and seating geometry. Final manufacturability is confirmed after drawing review.

Are mounts and O-rings included?

The product described is the optical dome component. Mounts, O-rings, retainers and assembly services are separate requirements and are included only if listed in the quotation.

What information is needed for an accurate quotation?

Please send the drawing, material grade, quantity, optical requirements, operating depth, seal and mounting details, coating specification, delivery destination and requested schedule.

Request Your Custom Fused Silica Dome Port

Share your design with Felix Glass to review the optical dome, flange geometry and manufacturing requirements.

  1. Attach a dimensioned PDF drawing and, if available, a STEP model.
  2. Specify prototype and production quantities, target delivery date and destination.
  3. State operating depth, pressure cycles, temperature range and mounting arrangement.
  4. Define the wavelength band, clear aperture, surface quality and coating requirements.
  5. List required inspection records, material documentation and qualification tests.

Dongguan Felix Glass Co., Ltd.
Contact: James Fu
Email: james@felixglass.com
Phone: +86-18565032888

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We supply Industrial Glass, Sapphire Optics, Optical Lenses/Prisms/Filters, Infrared IR Optics, Functional & Display Glass, N-BK7/H-K9L Optical Glass, supporting OEM mass production and laboratory custom prototypes. Flexible MOQ & free sample service available. Fill in the form to download full datasheets and get factory wholesale price within 24 hours.

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What is the minimum order quantity for custom precision optical glass components?

FELIX OPTICAL GLASS offers highly flexible MOQs to support customer projects, including prototype testing, small-batch trial orders, and high-volume production. All products can be fully customized to your drawings, tolerances, and application standards. Please send us your specifications, and we will reply within 1-5 hours and provide an accurate quotation after careful evaluation within 1-2 days.

Can I get free glass samples for testing before bulk order?

Yes, our FELIX GLASS factory supports sample testing for a wide range of precision optical glass components and assemblies. The lead time for sample production is 3 to 7 working days. Please contact us today to arrange samples and obtain a customized solution that meets your needs.

What is the production lead time for custom optical glass components?

A: The production cycle for standard samples is 3-10 working days, while mass production requires 15-35 working days, depending on the complexity of the product and the order quantity. We provide reliable precision optical glass components and fast delivery services for orders from industries such as defense, industrial equipment, medical devices, shipbuilding, robotics, automotive, and aerospace. Please submit your project details so we can provide you with an accurate delivery schedule.

Are your optical glass products ISO, CE and RoHS certified?

All precision optical glass components from FELIX OPTICAL GLASS comply with ISO quality system standards as well as CE and RoHS requirements. We provide comprehensive test reports, spectral graphs, material certificates, and inspection documents for customer review. Please feel free to request complete certification details and a formal quotation at any time.

Do you offer one-stop custom optical glass processing services?

Yes. We offer a full range of precision optical glass component processing services, including CNC machining, precision grinding, optical polishing, chemical/physical tempering, vacuum coating (AR anti-reflective coating, AF anti-fingerprint coating, AG anti-glare coating, IR infrared coating), and screen printing. From raw materials to finished products, every step is completed in our own factory. Please tell us your needs, and we will provide you with the most cost-effective solution.

CONTACT US NOW FOR A QUOTE
We will respond promptly within 1 to 5 hours and provide an optimal, formal quotation within 1 to 2 days. Partnering with us is the smartest choice—start a mutually beneficial partnership today!
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With 19 years of experience as a precision optical glass expert, we provide comprehensive and satisfactory customized solutions.

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