Play turn high-definition 4 kinds of new-style and high-definition indication te

Geomagnetic and corrective: To television of big screen picture tube, as a result of geomagnetic influence, requirement consideration is directional when putting, otherwise image can produce a few problems, the influence is watched normally, a bit better TV set contains terrestrial magnetism corrective
Physics is pure smooth: To picture tube television, below so called pure equal status, almost all televisions exist pillow lack fidelity and gather together forbid a problem. And LCD, PDP, DLP and LCoS these burgeoning televisions, it is planar, a priori is nonexistent afore-mentioned blemish.