便携式调制叶绿素荧光仪PAM-2500

主要功能

• 可测荧光诱导曲线的快速上升动力学 O-I-D-P 相和 O-J-I-P 相。

• 可测荧光诱导曲线的慢速下降动力学并进行淬灭分析（Fo、Fm、F、Fo’、Fm’、Fv/Fm、Y(II) 即 ΔF/Fm’、qL、qP、qN、NPQ、Y(NPQ)、Y(NO)、ETR、C/Fo、PAR 和叶温等）

• 可测光响应曲线和快速光曲线（RLC）。

• 具有ST & MT单周转和多周转饱和闪光功能，可用于QA及PQ库的精细还原，准确获取荧光最大I1相（I1-max），QA-到QB的电子传递，放氧复合体S-态研究，PSII电荷分离研究，围绕PSII的环式电子传递以及预闪光效应等领域的研究。

• 可在线检测植物、微藻、地衣、苔藓等的光合作用变化。

• 操作功能强大，特别适合野外操作，野外操作也使用 Windows 系统。

测量参数

Fo、Fm、F、Fo’、Fm’、Fv/Fm、Y(II) 即 ΔF/Fm’、qL、qP、qN、NPQ、Y(NPQ)、Y(NO)、ETR、C/Fo、PAR 和叶温等

应用领域

植物生理学，植物生态学，作物抗逆性，植物胁迫生理学，环境科学，水生生物学与海洋生物学，微藻生物技术，生态毒理学，园艺学，农业科学，林学等

主要技术参数

• 测量光：红色 LED，调制频率多档可选。

• 光化光：蓝光 LED，最大连续光强 800 μmol m-2 s-1；红光 LED，最大连续光强 4000 μmol m-2 s-1。

• 远红光：LED，750 nm。

• 饱和脉冲：红色 LED，最大饱和闪光强度 25 000 μmol m-2 s-1。

• 单周转/多周转饱和闪光：红色 LED，饱和闪光强度 125000/25000 μmol m-2 s-1。

选购指南

一、高等植物叶片测量基本款

系统组成：通用主机，光纤，光适应叶夹，暗适应叶夹，软件等

注意：PAM-2500 通用型主机光化光既有红光也有蓝光。

高等植物叶片测量基本款

二、悬浮样品测量基本款

系统组成：通用型主机，光纤，悬浮样品室，磁力搅拌器，光纤等

注意：PAM-2500 通用型主机光化光既有红光也有蓝光，适用于不同样品测量

悬浮样品测量基本款

野外简洁操作界面	高级测量显示界面
快速动力学显示界面	快速光曲线结果显示界面

三、其他可选附件

• 90 度角光纤适配器：2030-B90

• 安装在 2030-B 或 2060-B 上，使光纤与样品成 90 度角

• 微型光量子/温度传感器：2065-M

• 测量 PAR 和温度，可连接 MINI-PAM 后独立使用，多与 2060-B 结合使用。

• 大样品表面光纤固定支架：2060-A

• 将光纤固定在较大样品的表面（非叶片），与 2065-M 结合使用。

• 拟南芥叶夹：2060-B

• 60 度角光适应叶夹，与独立微型光量子/温度传感器 2060-M 连用进行测量，特别适于测量拟南芥类小叶片。需配置 2060-M

产地：德国WALZ

参考文献

数据来源：光合作用文献 Endnote 数据库，更新至 2021年 1 月，文献数量超过 10000 篇

原始数据来源：Google Scholar

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