23-07-2008 дата публикации
Номер: CN0101226256A
Автор:
ZHANG GUANGHUA,
WANG ZHIHUANG,
ZHANG JIEYI,
LAI XIAOWU,
CAO KAIXIONG,
YU GUANGYU,
WANG WENHU,
GUANGHUA ZHANG,
ZHIHUANG WANG,
JIEYI ZHANG,
XIAOWU LAI,
KAIXIONG CAO,
GUANGYU YU,
WENHU WANG
Принадлежит:
The invention relates to a light pipe which comprises a first, a second, a third and a fourth optical component, wherein the first optical component is provided with a first caulking groove, the second optical component is opposite to the first optical component and provided with a second caulking groove, the third optical component is connected with the first and second optical components, one end of the third optical component is arranged in the first or second caulking groove, the fourth optical component is opposite to the third optical component and connected with the first and second optical components, one end of the fourth optical component is arranged in the first or second caulking groove, the inner surfaces of the first, second, third and fourth optical components form a light channel. The invention further discloses a projection system. The inventive light pipe has better structure strength, assembly precision and multiple state changes.
Подробнее