产品描述
中央水平和垂直分辨率光栅。
从50到1200 TV LPPH,间隔为100 TV LPPH
每块为200 TV LPPH——便于在示波器上分析
边角分辨率光栅,用于检查镜头边角的分辨率性能。
圆形——有助于识别锯齿。
可选尺寸:
JW初级(17×10”)
SW标准(21.3×13”)
SRW中型(24×14.7”)
XW大型(40×24”)
SXW超大型(51×30.5”)
·JW Junior(17 × 10")
·SW Standard(21.3 × 13")
·SRW Senior(24 × 14.7")
·XW Maxi(40 × 24")
·SXW Super Maxi(51 × 30.5")
·Central horizontal and vertical resolution gratings.
·Continuous resolution sweeps from 50 to 1200 with identifier every 100 TV LPPH
·Spaces every 200 TV LPPH – simplify analysis when using a waveform monitor
·Corner gratings – useful for checking lens performance.
·Zone plates – helpful in identifying aliasing.