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Tổng tiền thanh toán:
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- 75mm focal length, F1.2 large aperture
- Optical construction of 16 elements in 11 groups, including 3 ED lenses and 4 lenses with high refractive index.
- HD Nano multilayer coating with water-resistant and antifouling coating.
- Electronic aperture,internal focus, constant lens length
- Noiseless STM focus motor
- Precision metal structure
- Dust-proof and moisture-proof