常見例句雙語例句The viewfinder eyepiece has a built-in –1 correction lens (suitable for normal vision).取景器的目鏡是一片-1的矯正鏡片(適合大多數(shù)普通視力)。With a 3x barlow & guiding eyepiece, it is possible to track a lens at 300mm & weight up to 2kg.以3倍巴洛和指導(dǎo)接目鏡,可以跟蹤鏡頭, 300毫米和重量可達(dá)2公斤。www.astronomy.com.cnThen using another convex lens and a micrometer eyepiece the altered parallel rays is focused, and the imaging size of line pair of collimator imaged on the another convex lens is measured.用一輔助凸透鏡與一測微目鏡進行平行光束的會聚,測出準(zhǔn)直管玻羅板線對在輔助凸透鏡焦平面上所成像的大小; 返回 eyepiece lens