lens nghĩa là gì

Ví dụ về lens

• The mid-part of the head is covered with coarse tubercles and expands forwards; the eyes include a few, very large lenses.

• Transparent lenses caused little distortion of the underlying grid.

• As in the case of the non-cataractous diabetic lenses, detailed information concerning the diabetic type, disease duration, and treatment was not distributed.

• Much of this is because the changes identified in the 1960s are viewed through different historical lenses.

• Later, with the introduction of better-quality lenses, the camera obscura would have been used for painting.

• The objective lenses required for cathodoluminescence must have long working distances, so choice is often limited and prices high.

• The overwhelming majority of respondents in both groups used corrective lenses.

• The overlying mudstone (in places mudstone-siltstone-sandstone alternations) is typically red and includes thin lenses or layers of dirty whitish caliche intervals.