WebSep 11, 2024 · F-theta Len은 무엇입니까. 검류계 스캐닝 시스템은 일반적으로 레이저 산업 가공, 의료, 과학 연구 및 측정 응용 분야에 사용됩니다. 시준 또는 빔 확장 후 레이저 빔은 검류계 렌즈에 X 및 Y 방향으로 입사 한 다음 F- 세타 … WebMit ƒ-Theta Objektiven wird der Laserfokus auf einem ebenen Bildfeld positioniert, wobei die Fokusgröße nahezu konstant bleibt. Die Lage des Fokuspunktes (Bildhöhe) ist proportional zum Scanwinkel. Den Berechnungen der Scanlänge und des Scanbereichs unserer ƒ-Theta Objektive, liegt das geometrische Design typischer Scan-Systeme mit ...
F-Theta透镜教程 - 知乎 - 知乎专栏
WebF-Theta lenses – also called scan objectives or flat field objectives – are lens systems often used in scan applications. Located in the beam path after the scan head, they perform various functions. For instance, the objective focuses the laser beam at the focal point. When scanning, it also ensures that this focal point is always positioned in the working … Web激光f-theta聚焦场镜,其实就是场镜的一种,就是经过设计使像高与扫描角满足关系式y=f*θ的镜头组(θ为振镜偏转角度),因此f-θ镜又称为线性镜头。它有如下几个特点: … hear some information
平场聚焦透镜 - 百度百科
http://www.optzmx.com/thread-19484-1-1.html WebJenoptik JENar™ F-Theta Scanning Lenses. Ideal for High-Precision Material Processing and Laser Scanning Applications. Large Scan Fields Up to 320mm x 320mm. Wide Range of Focal Lengths from 53mm - 420mm. Jenoptik JENar™ Silverline™ F-Theta Scanning Lenses Also Available. Edmund Optics® F-Theta Lenses. Ideal for Laser Scanning … WebMar 31, 2024 · How F-Theta Lenses work ( & when to use one) In a scanning system, a laser beam moves linearly in one or two dimensions by usually using a galvanometer or … hears my story