求翻译：检验放大镜为手持式放大镜，由消色差的两块透镜组成，透镜组装在金属框内，固定牢靠，成像清晰，最适合检验零件疵病。针对大批量生产，配以能升降的支架，将放大镜固定其上，解放出双手，使检验更加方便省力。检验放大镜的放大率为８倍、孔径30mm、屈光度28D,适用于生产型企业与精密加工单位是什么意思？

Inspection magnifying glass for handheld magnifying glass, consisting of two lenses of the achromatic lens assembly in a metal box, stable fixation, clear imaging, the most suitable test part flaws. Can lift the bracket for mass production, coupled with a magnifying glass fixed on it, the liberation

Inspection magnifier for hand-held magnifiers, the color of the two lens, the lens assembly on the metal box, securely, and image clarity, and the most suitable for testing parts has AIDS. For high-volume production, with the bracket in order to be able to lift, hold the magnifying glass on it, and

Examines the magnifying glass is the handhold magnifying glass, is composed by the achromatism two lens, lens assembly in metal frame, fixed sturdy, the image formation is clear, most suits the examination components defect.In view of the mass production, matches by the support which can rise and fa

Testing Magnifier for handheld magnifying glass, is made up of two Achromatic lenses, lens assembly inside the metal box, fixed firmly, the image is clear, the most suitable test parts defects. For large volume production, equipped with lifting brackets, secures the Magnifier on it, freeing hands, m