…Note: 1, do not excessive regulation focus gear. 2, don’t try to avoid falling strong impact. 3, don’t long time by the light of the sun, especially in summer, do not put in the amount of gas and car warms nearby heaters. 4, don’t unscrew shouldn’t turn the rose, any remove, the predictable lens failure. 5, with soft cloth or camera lens wiped to wipe paper. 6, instrument shall not be used to enjoy the spoils of gasoline,…