fused magnesite
Product(s)7 of 7
Min Order:1 piece
Industry:Electronic Components & Supplies
Product Type: Full Ball Lens / Standard Half‑Ball Lens / Flange‑Step Half‑Ball Lens
Available Diameter: 0.5 mm ~ 80 mm, custom drawing supported
Material: BK7/BK9 Optical Glass, Fused Silica, Sapphire
Surface Quality: 40‑20, 20‑10, 10‑5
Spherical Surface Figure: λ/4, λ/8, λ/10 @632.8 nm
Flat Surface Figure(Half‑Ball): λ/4 @632.8 nm
Coating: Uncoated / Custom AR Anti‑Reflection Coating
Application: Fiber Coupling,LiDAR,Endoscope,Optical Sensor,Machine Vision
Brand: Hong Kong Felix Optical Glass Co., Limited
Region:GUANGDONG/DONGGUAN
Port:Shenzhen, Guangzhou
Payment Method:T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Westem Union, Cash, Escrow
Min Order:1 piece
Industry:Electronic Components & Supplies
Material: High Purity Fused Silica
SiO₂ Purity: ≥99.99%
Density: 2.20 g/cm³
Refractive Index: 1.458 @ 587.6nm
Thermal Expansion Coefficient: 5.5 × 10⁻⁷ /°C
Softening Point: 1730°C
Annealing Point: 1180°C
Continuous Working Temperature: 1100°C
Instant Temperature Resistance: 1300°C
Transmittance Range: 185nm–3500nm
Average Transmittance: >90%
Surface Quality: 60/40, 40/20, 20/10
Custom Shapes: Round, square, rectangular, oval, irregular special outlines
Processing: Custom cutting, drilling, slotting, chamfering, double-sided polishing
Optional Coating: AR, UV anti-reflection, IR transmission coating
Region:GUANGDONG/DONGGUAN
Port:Shenzhen, Guangzhou
Payment Method:T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Westem Union, Cash, Escrow
Min Order:1 piece
Industry:Electronic Components & Supplies
Material: Fused Silica, Single Crystal Sapphire
Crystal Orientation: C-axis, A-axis, Random (Sapphire)
Dimension: Dia. 5–300 mm, Thk. 1–50 mm, ±0.01 mm tolerance
Angle Tolerance: Down to ±10 arc seconds
Surface Quality: 10-5 scratch-dig per MIL-PRF-13830B
Surface Flatness: λ/10 @ 632.8 nm (λ/20 available)
Clear Aperture: ≥ 85% of substrate dimension
Transmission: 185–2100 nm (Fused Silica), 150–5000 nm (Sapphire)
Coating: AR, HR, Protected Aluminum, Uncoated, Custom
Sterilization Compatibility: Autoclave, EtO, Gamma, Plasma
Operating Temperature: -50°C to +1800°C (Sapphire), -50°C to +800°C (FS)
Edge Processing: Ground, Polished, Beveled, Stepped
MOQ: 1 pc (prototype), 100 pcs (production)
Lead Time: 3-4 weeks (prototype), 6-8 weeks (production)
Region:GUANGDONG/DONGGUAN
Port:Shenzhen, Guangzhou
Payment Method:T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Westem Union, Cash, Escrow
Min Order:1 piece
Industry:Electronic Components & Supplies
Material: High Purity Fused Silica
SiO₂ Purity: ≥99.99%
Density: 2.20 g/cm³
Refractive Index: 1.458 @ 587.6nm
Thermal Expansion Coefficient: 5.5 × 10⁻⁷ /°C
Softening Point: 1730°C
Annealing Point: 1180°C
Continuous Working Temperature: 1100°C
Instant Temperature Resistance: 1300°C
Transmittance Range: 185nm–3500nm
Processing: Cutting, Drilling, Slotting, Chamfering
Surface Quality: 60/40, 40/20, 20/10
Optical Flatness: λ/2, λ/4, λ/10
Thickness Range: Thickness Range
Optional Coating: AR, UV, IR Coating
Region:GUANGDONG/DONGGUAN
Port:Shenzhen, Guangzhou
Payment Method:T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Westem Union, Cash, Escrow
Min Order:1 piece
Industry:Electronic Components & Supplies
Material: High purity synthetic fused silica (fused quartz glass)
Lens Structure: Plano-Concave Single Element Negative Lens
Spectral Transmission Range: 185nm–2.1μm Deep UV to Near IR
Core Optical Function: Laser Beam Expansion & Divergent Shaping
Core Application Field: UV Laser Equipment, Spectroscopy, Semiconductor Inspection
Region:GUANGDONG/DONGGUAN
Port:Shenzhen, Guangzhou
Payment Method:T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Westem Union, Cash, Escrow
Min Order:1 piece
Industry:Electrical Equipment & Supplies
Color: White
Current: 13A/5A/3A
Voltage: 250V
Region:Zhejiang/Fuyang
Payment Method:T/T, L/C, Cash
Min Order:1 piece
Industry:Electrical Equipment & Supplies
Color: White
Current: 13A/5A/3A
Voltage: 250V
Region:Zhejiang/Fuyang
Payment Method:T/T, L/C, Cash
Min Order:1 piece
Industry:Electrical Equipment & Supplies
Color: White
Current: 13A/5A/3A
Voltage: 250V
Region:Zhejiang/Fuyang
Payment Method:T/T, L/C, Cash
Min Order:1 piece
Industry:Electrical Equipment & Supplies
Color: White
Voltage: 250V
Current: 13A
Region:Zhejiang/Fuyang
Payment Method:T/T, L/C, Cash
Min Order:1 piece
Industry:Electrical Equipment & Supplies
Color: White/Black
Current: 3A 5A 13A
Voltage: 250V
Region:Zhejiang/Fuyang
Payment Method:T/T, L/C, Cash
Min Order:1 piece
Industry:Electrical Equipment & Supplies
Region:Zhejiang/Fuyang
Payment Method:T/T, L/C, Cash
Min Order:20 metric ton
Industry:Chemicals
Color: Off-White
Other Name: Briquette
Chemical formula: MgO
Molecular weight: 40.3044
CAS No.: 1309-48-4
Density: 3.58 g/cm3（25℃）
Appearance: Off-white briquette
Water soluble: 6.2 mg/L (0℃)
Melting point: 2,852℃ (5,166 °F; 3,125 K)
Packing: PP+PE 1000/1250kg
Loading Port: Dalian
Certificate: ISO, SGS, CIQ, CCIC, Intertek
Terms of Payment: T/T, L/C, Western Union, MoneyGram, Paypal
Region:Liaoning/Dalian
Port:Dalian, Qingdao, Tianjin, Huangpu
Payment Method:T/T, L/C, MoneyGram, Credit Card, PayPal, Westem Union, Cash
Min Order:1 piece
Industry:Electronic Components & Supplies
Material: High Purity Fused Silica Quartz Glass
SiO₂ Purity: ≥99.99%
Outer Diameter (OD): 2mm – 300mm
Inner Diameter (ID): 1mm – 298mm
Standard Length: 10mm – 2000mm
Optical Grade: JGS1 / JGS2 / JGS3 (UV / UV-Vis / IR)
Surface Treatment: High-precision polishing, clear transparent finish
Tolerance: Standard ±0.5mm / Precision ±0.1mm
Customization: Full custom size, shape, and processing available
Region:GUANGDONG/DONGGUAN
Port:Shenzhen, Guangzhou
Payment Method:T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Westem Union, Cash, Escrow
Min Order:20 metric ton
Industry:Chemicals
Color: Off-White
Other Name: FM
Chemical formula: MgO
Molecular weight: 40.3044
CAS No.: 1309-48-4
Density: 3.58 g/cm3（25℃）
Appearance: Off-white
Water soluble: 6.2 mg/L (0℃)
Melting point: 2,852℃ (5,166 °F; 3,125 K)
Packing: PP+PE 1000/1250kg
Loading Port: Dalian
Certificate: ISO, SGS, CIQ, CCIC, Intertek
Terms of Payment: T/T, L/C, Western Union, MoneyGram, Paypal
Region:Liaoning/Dalian
Port:Dalian, Qingdao, Tianjin, Huangpu
Payment Method:T/T, L/C, MoneyGram, Credit Card, PayPal, Westem Union, Cash
Min Order:1 piece
Industry:Electronic Components & Supplies
Material: High Purity Fused Silica
SiO₂ Purity: ≥99.99%
Density: 2.20 g/cm³
Refractive Index: 1.458 @ 587.6nm
Thermal Expansion Coefficient: 5.5 × 10⁻⁷ /°C
Softening Point: 1730°C
Annealing Point: 1180°C
Continuous Working Temperature: 1100°C
Instant Temperature Resistance: 1300°C
Transmittance Range: 185nm–3500nm
Average Transmittance: >90%
Surface Quality: 60/40, 40/20, 20/10
Custom Shapes: Round, square, rectangular, oval, irregular special outlines
Processing: Custom cutting, drilling, slotting, chamfering, double-sided polishing
Optional Coating: AR anti-reflection, UV transmission coating
Region:GUANGDONG/DONGGUAN
Port:Shenzhen, Guangzhou
Payment Method:T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Westem Union, Cash, Escrow
Min Order:1 piece
Industry:Electronic Components & Supplies
Material: N-BK7 Optical Glass / Fused Silica
Lens Structure: Plano-Convex & Plano-Concave Cylindrical
Surface Coating: Uncoated Bare Optical Surface
Spectral Range: N-BK7:400–1100nm; Fused Silica:185–2100nm
Surface Quality: Standard 60-40 Scratch-Dig, Upgradeable 40-20
Application Scenarios: Laser scanning metrology, line scan machine vision, UV laser marking, semiconductor inspection, lab
Region:GUANGDONG/DONGGUAN
Port:Shenzhen, Guangzhou
Payment Method:T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Westem Union, Cash, Escrow
Min Order:25 metric ton
Industry:Chemicals
Item: Magnesium Oxide
Packing: PP+PE 25/50 net
HS code: 2519909100
Molecular Weight: 40.31
Certificate: ISO, SGS, CIQ, CCIC, Intertek
Application: Industrial, Fertilizer, Feed
Region:Liaoning/Dalian
Port:Dalian, Qingdao, Tianjin, Huangpu
Payment Method:T/T, L/C, MoneyGram, Credit Card, PayPal, Westem Union, Cash