magnifier

n.

放大镜，放大器；

1. He returned moments later with a pocket magnifier.
   几分钟以后，他带来一只袖珍放大镜。
2. Magnifier provides a multiplication image without artifacts and ghosting.
   放大镜乘法形象提供了一个未经文物和鬼影。

Magnifier
The moire magnifier
The moire magnifier
A magnifier tool for video data
A Magnifier Tool for Video Data
The DragMag image magnifier
Particle Size Magnifier for Nano-CN Detection
Accountability: a social magnifier of the dilution effect
Psychophysics of reading--XIII. Predictors of magnifier-aided reading speed in low vision.
Magnetic field paralleliser for 2π electron-spectrometer and electron-image magnifier