Jiangsu Profile
Product List
51421. Dia50.8mm Certificated Uncoated Optical Glass N-BK7 Window Optical BK7 Window 
[Nov 27, 2025]
[Nov 27, 2025] Product Description N-BK7 Precision Windows – standard grade summary 1. Optical • Refractive index: n_d = 1.5168 @ 587.6 nm (d-line, 23 °C) • Abbe number: ν_d = 64.2 → low chromatic aberration • Internal transmittance: ...
Company: Band Optics Technology
51422. Custom Uncoated Optical N-BK7 High Precision Window Optical BK7 Window [Nov 27, 2025]
[Nov 27, 2025] Product Description N-BK7 Precision Windows – standard grade summary 1. Optical • Refractive index: n_d = 1.5168 @ 587.6 nm (d-line, 23 °C) • Abbe number: ν_d = 64.2 → low chromatic aberration • Internal transmittance: ...
Company: Band Optics Technology
51423. Dia6.35mm AR Coated N-BK7 High Precision Window Optical N-BK7 Window [Nov 27, 2025]
[Nov 27, 2025] Product Description N-BK7 Precision Windows – standard grade summary 1. Optical • Refractive index: n_d = 1.5168 @ 587.6 nm (d-line, 23 °C) • Abbe number: ν_d = 64.2 → low chromatic aberration • Internal transmittance: ...
Company: Band Optics Technology
51424. 1050-1700nm AR Coated Optical Glass N-BK7 Flat Window Optical N-BK7 Window [Nov 27, 2025]
[Nov 27, 2025] Product Overview Please enter the title here This street light features high brightness, energy saving, environmental protection, and easy installation. It has a waterproof rating of IP67 and has passed CE ...
Company: Band Optics Technology
51425. Dia12.7mm 400-1100nm AR Coated Ultra Thin N-BK7 Window Optical N-BK7 Window [Nov 27, 2025]
[Nov 27, 2025] Product Description N-BK7 Precision Windows – standard grade summary 1. Optical • Refractive index: n_d = 1.5168 @ 587.6 nm (d-line, 23 °C) • Abbe number: ν_d = 64.2 → low chromatic aberration • Internal transmittance: ...
Company: Band Optics Technology
51426. Dia50.8mm Coated High Power Sapphire Laser Window Optical Laser Protective Window [Nov 27, 2025]
[Nov 27, 2025] Product Overview High-Energy Laser Protective Windows Purpose Shield the focusing lens and other costly optics inside laser-cutting heads from spatter, debris, and airborne contaminants generated during high-power laser ...
Company: Band Optics Technology
51427. Dia38.1mm AR Coated ZnSe Precision IR Window Optical Infrared ZnSe Window [Nov 27, 2025]
[Nov 27, 2025] Product Overview Zinc Selenide (ZnSe) Windows Key Features: Wide Spectral Range: Effective transmission from visible through mid-wave and long-wave infrared (0.5 µm – 16 µm). Low Absorptivity: Minimal absorption in the ...
Company: Band Optics Technology
51428. Premium Optical Components Metal Coated Plano Mirror Metallic Optical Mirror [Nov 27, 2025]
[Nov 27, 2025] Specification Specifications/ Standard Precision Grade Factory Standard Commercial Grade Dimensional tolerance +/-0.02mm +/-0.05mm +/-0.1mm Thickness tolerance +/-0.01mm +/-0.02mm +/-0.05mm Radius Infinity Flatness ...
Company: Band Optics Technology
51429. High Reflectivity Dielectric Coating Dielectric Multilayer Mirror Optical Mirror [Nov 27, 2025]
[Nov 27, 2025] Specification Product: Broadband Dielectric Mirrors Material: Fused Silica/BK7 Clear Aperture: >90% Diameter Tolerance: +/-0.1mm Bevel: Break sharp edges Flatness (PV): <1/10L@633nm Surface Quality: 10-5 Thickness ...
Company: Band Optics Technology
51430. OEM Dielectric Multilayer Coating Ultra Broadband Dielectric Mirror Optical Mirror [Nov 27, 2025]
[Nov 27, 2025] Specification Product Description High-Efficiency Broadband Dielectric Mirrors (BDMs) – Custom Optical Solutions from China As a leading manufacturer in China, we specialize in high-performance Broadband Dielectric ...
Company: Band Optics Technology
51431. Dia50.8mm Fused Silica Dielectric Multilayer Coated Mirror Optical Dielectric Mirror [Nov 27, 2025]
[Nov 27, 2025] Specification Product: Broadband Dielectric Mirrors Material: Fused Silica/BK7 Clear Aperture: >90% Diameter Tolerance: +/-0.1mm Bevel: Break sharp edges Flatness (PV): <1/10L@633nm Surface Quality: 10-5 Thickness ...
Company: Band Optics Technology
51432. Custom Protected Silver (AG) Coatings Protected Silver Mirror Metallic Optical Mirror [Nov 27, 2025]
[Nov 27, 2025] Specification Product: Silver Coated Mirrors Material: BK7/Fused Silica Diameter Tolerance: +/-0.1mm Thickness Tolerance: +/-0.1mm Flatness (PV): <1/10L@633nm Surface Quality: 20-10 Surface Roughness: Ra<1nm Angular ...
Company: Band Optics Technology
51433. Factory Supply High Reflectivity Metal-Coated Plano Mirror Metallic Optical Mirror [Nov 27, 2025]
[Nov 27, 2025] Product Overview Optical Gold Coated Mirrors product description Optical Gold Coated Mirrors are precision components that use a thin layer of gold (and usually a protective SiO2 over-coat) on glass, fused-silica, ...
Company: Band Optics Technology
51434. Dia25.4mm High-Precision Protected Gold Coating Plano Metallic Mirror Optical Mirror [Nov 27, 2025]
[Nov 27, 2025] Specification Specifications/ Standard Precision Grade Factory Standard Commercial Grade Dimensional tolerance +/-0.02mm +/-0.05mm +/-0.1mm Thickness tolerance +/-0.01mm +/-0.02mm +/-0.05mm Radius Infinity Flatness ...
Company: Band Optics Technology
51435. Dia25.4mm Protected Aluminum Coating Optical Aluminum Coated Mirror [Nov 27, 2025]
[Nov 27, 2025] Product Description Optical Aluminum Coated Mirrors Optical Aluminum Coated Mirrors – Product Description 1. Core Function Front-surface mirrors vacuum-coated with high-purity aluminum (Al) plus an optional dielectric ...
Company: Band Optics Technology
