Saw. filter 是表面波滤波器

If SAW is an abbreviation, it may be Surface Acoustic Wave

From http://acronyms.thefreedictionary.com/SAW

Acronym    Definition
SAW    Siblings Are Watching (chat)
SAW    Sallalahu Alaihi Wasallam (Holy Prophet Muhammad)
SAW    Sawtooth
SAW    School of Advanced Warfighting
SAW    Secondary Application Window
SAW    Section Assault Weapon
SAW    Secure Access Wrapper
SAW    Self-Avoiding Walk
SAW    Semiautomatic Assault Weapon
SAW    Sexually Aggressive Women
SAW    Siebel Analytics Web
SAW    Signal Aircraft Warning
SAW    Situation Awareness
SAW    Software Audio Workshop
SAW    Solar Array Wing
SAW    Spanish American War
SAW    Special Agricultural Workers
SAW    Spiral Arc Welding
SAW    Squad Automatic Weapon
SAW    Staff Agent Workstation
SAW    Stand-off Attack Weapon
SAW    Standing Acoustic Wave (electronic component)
SAW    Stop-And-Wait
SAW    Strategic Aerospace Wing
SAW    Submerged Arc Welding
SAW    Superconducting Asymmetric Wiggler
SAW    Support Agency Workstation (State Farm Insurance)
SAW    Surface Acoustic Wave
SAW    Surface-to-Air Weapon
SAW    Surveillance & Warning

不知道楼主的设备里面有没有这个东西？
总之是个过滤的装置就对了

今天打开了，看了解说，觉得这个解释好像能够理解了一些，但还是无法说清楚它的意思。
说明书里好多的字眼filter，我之前一直以为会不会是个术语？
光学或者物理？
因为这个设备设计应该是光学等物理原理。