朗奇刻线,又称伦奇刻线Ronchi Rulings。玻璃基底,上面金属铬镀膜形成格栅,不透明的线条的宽度大约是线距的1/2。基底玻璃用的B270玻璃,折射率1.52,尺寸大小是50*50*1.5mm(R28除外),光栅刻线区域基本覆盖整个玻璃板(R25、R26、R27除外,这3个的刻线区域的宽度大约30mm)。此类光栅主要用来检测光学分辨率、长畸变以及等焦距的稳定性,也可以作为光栅来产生干涉图样。
R12 pattern
订购信息:
货号 |
产品描述 |
型号 |
68098-25 |
Grating – Ronchi ruling 2 lines per mm. |
R12 |
68098-26 |
Grating – Ronchi ruling 8 lines per mm. |
R15 |
68098-27 |
Grating – Ronchi ruling 20 lines per mm. |
R16 |
68098-28 |
Grating – Ronchi ruling 40 lines per mm. |
R17 |
68098-29 |
Grating – Ronchi ruling 50 lines per mm. 50mm x 50mm |
R25 |
68098-30 |
Grating – Ronchi ruling 100 lines per mm. 50mm x 50mm |
R26 |
68098-31 |
Grating – Ronchi ruling 125 lines per mm. 50mm x 50mm |
R27 |
68098-32 |
Grating-Ronchi ruling 200 lines per mm,外尺寸76*25mm,soda lime glass,木质盒子包装 |
R28 |
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