[. . . ] Ώ Be careful not to pinch your fingers in the hinges of the 3D glasses when moving the temple frames. [. . . ] Laying down or looking away from the screen will lessen the 3D effect or shifts image colors. 18 g (0, 63 oz) 99% (280 nm - 380 nm) 日本語 使用できるモニター LMD-4251TD/2451TD/2451MT On cleaning the 3D glasses The lenses and frames of the 3D glasses are specially finished. As incorrect maintenance may impair their performance, take care with respect to the following:  Wipe the lens and frames gently with a soft cloth such as a cleaning cloth or glass cleaning cloth. Ώ To remove stubborn stains on the lens of the 3D glasses, rinse the lens by hand with water and dry the lens gently with a soft cloth. Ώ Stubborn stains on the frames may be removed with a cloth lightly dampened with mild detergent solution, followed by wiping with a soft dry cloth. Ώ Never use solvent such as alcohol, benzene or thinner, or acid, alkaline or abrasive detergent, or chemical cleaning cloth, as they will damage the surface. [. . . ] Monitor that can be used with the BKM-30G LMD-4251TD/2451TD/2451MT Precaution  Do not use the 3D glasses as sunglasses. [. . . ]