Shanghai Gengyun Industrial Co., Ltd
Photosensitivity Mechanism Photosensitive fiber preform rods contain dopants that respond to ultraviolet light. Germanium doping creates color centers that absorb UV energy. This absorption permanently changes the glass refractive index. The index change magnitude depends on UV dose and germanium concentration.…
PLC Splitter Modules The singlemode pigtail type fiber optic PLC splitter module divides one optical signal into multiple outputs. PLC stands for planar lightwave circuit, a chip-based splitting technology. This module includes factory-attached pigtail fibers for easy field connection. Singlemode operation supports…
Introduction to Ribbon Splicers The high precision ribbon fiber fusion splicer splices multiple fibers simultaneously. This machine aligns and fuses entire ribbons of 4, 8, or 12 fibers in one operation. Mass fusion dramatically increases splicing speed compared to single-fiber splicing. High…
ADSS Cable Technology The all-dielectric self-supporting power optical cable hangs directly on high-voltage transmission towers. This cable contains no metallic components that could attract lightning or create ground paths. Its robust design supports its own weight across spans between towers. Power utilities…
Introduction to Mica Tape Insulation The single-side fiberglass reinforced phlogopite insulation mica tape provides fire resistance for critical circuit cables. Phlogopite mica, a potassium magnesium aluminum silicate, withstands extreme temperatures. The fiberglass backing adds mechanical strength for cable manufacturing and installation. This…
Distribution Panels The waterproof environmentally friendly indoor fiber distribution panel organizes fiber terminations in challenging indoor environments. This panel protects connections in basements, utility rooms, and industrial spaces. The waterproof design resists splashes and high humidity conditions. Environmentally friendly construction uses recycled…
Introduction to Secondary Coating Resins The high viscosity secondary coating resin protects optical fiber immediately after drawing. This UV-curable polymer forms the first protective layer around the glass fiber. The secondary coating sits over the primary coating to add mechanical robustness. High…
Manufacturing Process Overview Producing hollow-core photonic crystal fiber requires specialized fabrication techniques. The stack-and-draw method remains the industry standard for this complex structure. Manufacturers assemble hundreds of glass capillaries into precise geometric arrangements. This assembly then undergoes controlled drawing into kilometer-length fiber…
Understanding the Two Standards The choice between 50/125 and 62.5/125 step-index multimode fiber preforms impacts network performance significantly. These numbers refer to core and cladding diameters in micrometers. The larger 62.5-micron core captures more light from LED sources. The smaller 50-micron core…
Armored Loose Tube Cable The armored flame retardant stranded loose tube optical cable offers robust protection for demanding environments. Steel or aluminum armor provides mechanical defense against rodents and impacts. The loose tube design isolates fibers from cable contraction during cold temperatures.…