BST 49mm Circular Polarizer Filter with 99.9% Polarization and 1.1-2.0mm HD Lens
Professional 49mm threaded circular polarizer filter featuring ultra-thin HD optics with 99.9% polarization efficiency. Customizable frame thickness from 4.5mm to 7.5mm with premium glass materials including SCHOTT and Corning. Double-sided AR and AF coatings provide superior protection and optical performance.
Professional 49mm threaded circular polarizer filter featuring ultra-thin HD optics with minimal color cast and 99.9% polarization efficiency.
- Ultra-thin HD construction for superior optical performance
- Minimal color cast for accurate color reproduction
- 99.9% polarization efficiency for optimal light control
| Specification | Details |
|---|---|
| Glass Material | AGC / Germany SCHOTT / Corning / other designated brands |
| Filter Lens Thickness | 1.1mm / 1.5mm / 2.0mm / Custom options |
| Filter Lens Resolution | HD Resolution |
| Coating | Double-sided AR (Anti-reflection coating), Double-sided AF (Waterproof, oil proof and scratch proof) |
| Frame Material | Aluminum / Copper |
| Frame Interface | Thread / Magnetic |
| Polarized Film Brand | NITTO (made in Japan) |
| Polarization | 99.9% |
| Frame Thickness | 4.5mm / 4.75mm / 5.5mm / 5.9mm / 7.0mm / 7.5mm (Customizable) |
| Common Product Sizes | Φ37mm to Φ150mm including Φ49mm (Custom sizes available) |
Full customization available including frame thickness, surface treatment (anodized aluminum or blackened copper), printing methods (laser engraving or screen printing), and packaging solutions.
Bright Shadow Technology Co. Ltd operates with a complete industrial chain system including optical product R&D center and thousand-level clean room manufacturing facility. Core team members possess over 15 years of optical product experience, ensuring consistent quality and rapid response to customer requirements.
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