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FB4260-105紅(hong)外(wai)帶(dai)通濾(lv)光(guang)片(pian):中(zhong)心波長1.75 - 9.50 µm

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紅(hong)外(wai)帶(dai)通濾(lv)光(guang)片(pian):中(zhong)心波長1.75 - 9.50 µm中(zhong)心波長從1.75到(dao)12.00 µm寬(kuan)帶(dai)濾(lv)光(guang)片(pian),具(ju)有(you)500 nm的帶(dai)通(tong)區(qu)域(FWHM)窄帶(dai)濾(lv)光(guang)片(pian),用(yong)於(yu)帶(dai)寬(kuan)從100到(dao)250 nm的氣(qi)體(ti)吸收(shou)線(xian)中(zhong)心波長處的最(zui)小(xiao)透過(guo)率:60%或(huo)以(yi)上Ø1英寸或(huo)Ø25 mm已(yi)安裝的濾(lv)光(guang)片(pian)
中(zhong)心波長從1.75到(dao)12.00 µm
寬(kuan)帶(dai)濾(lv)光(guang)片(pian),具(ju)有(you)500 nm的帶(dai)通(tong)區(qu)域(FWHM)
窄帶(dai)濾(lv)光(guang)片(pian),用(yong)於(yu)帶(dai)寬(kuan)從100到(dao)250 nm的氣(qi)體(ti)吸收(shou)線(xian)
中(zhong)心波長處的最(zui)小(xiao)透過(guo)率:60%或(huo)以(yi)上
Ø1英寸或(huo)Ø25 mm已(yi)安裝的濾(lv)光(guang)片(pian)
本(ben)頁(ye)顯示的帶(dai)通(tong)濾(lv)光(guang)片(pian)中(zhong)心波長可選範圍從1.75到(dao)12.00 µm。您(nin)可以(yi)點擊下(xia)方(fang)的藍(lan)色信(xin)息圖(tu)標(
)查看(kan)每(mei)個(ge)濾(lv)光(guang)片(pian)對(dui)應的透射(she)率曲線(xian)。每(mei)個(ge)濾(lv)光(guang)片(pian)都(dou)通(tong)過(guo)環(huan)氧(yang)樹脂粘在經(jing)過(guo)黑色(se)陽極(ji)氧(yang)化處理的鋁環(huan)中(zhong),兼(jian)容(rong)我們(men)的SM1透鏡套(tao)管。這些(xie)濾(lv)光(guang)片(pian)比我(wo)們(men)的紫外(wai)、可見(jian)光(guang)和近紅(hong)外(wai)標準(zhun)帶(dai)通(tong)濾(lv)光(guang)片(pian)具(ju)有(you)更長的使(shi)用(yong)壽命(ming),因(yin)為(wei)它(ta)們(men)由單面鍍膜的基(ji)底(di)制造而(er)成。這種(zhong)工(gong)藝(yi)便於(yu)無(wu)損(sun)傷(shang)地(di)使(shi)用(yong)未(wei)安裝的濾(lv)光(guang)片(pian),但(dan)是阻(zu)隔透過(guo)率會受影(ying)響(xiang)。
Thorlabs的帶(dai)通(tong)濾(lv)光(guang)片(pian)提供了壹(yi)種方法(fa)來透射(she)特定(ding)波長的光(guang),同時(shi)阻(zu)隔不需(xu)要(yao)的光(guang)。它(ta)們(men)在本(ben)質(zhi)上(shang)是壹(yi)種由真空鍍膜技(ji)術(shu)構(gou)成的薄(bo)膜(mo)法(fa)布裏-玻luo幹涉(she)儀(yi),這種(zhong)幹(gan)涉(she)儀(yi)含有(you)兩個(ge)反(fan)射(she)面,由壹(yi)層偶數(shu)階的隔離(li)層隔開。這(zhe)些反(fan)射(she)表(biao)面是由高低(di)折(zhe)射(she)率材料(liao)層(ceng)交替排布構(gou)成的,反(fan)射(she)率超(chao)過(guo)99.99%。通過(guo)改變(bian)隔離(li)層的厚(hou)度(du)和/或(huo)反(fan)射(she)材料(liao)層(ceng)的數(shu)量(liang),就(jiu)可以(yi)改變(bian)濾(lv)光(guang)片(pian)的中(zhong)心波長和帶寬(kuan)。

下(xia)方(fang)的好幾種濾(lv)光(guang)片(pian)用(yong)於(yu)1.90 µm(H2O)、3.33 µm(CH4)、4.26 µm(CO2)、5.068 µm(H2O)或(huo)5.33 µm(NO)的氣(qi)體(ti)吸收(shou)線(xian)。這(zhe)些(xie)濾(lv)光(guang)片(pian)的透過(guo)帶較(jiao)窄(zhai),透過(guo)峰(feng)值尖(jian)銳。下(xia)表(biao)中(zhong)的綠(lv)色(se)高亮(liang)行表(biao)示(shi)用(yong)於(yu)氣(qi)體吸收(shou)線(xian)的窄(zhai)帶(dai)濾(lv)光(guang)片(pian)。
每(mei)塊濾(lv)光(guang)片(pian)都(dou)安裝在經(jing)過(guo)陽極(ji)氧(yang)化發黑(hei)處(chu)理的鋁制安裝環(huan)中(zhong),環(huan)上(shang)用箭頭(tou)標出了光的設計傳播(bo)方(fang)向,如左(zuo)圖(tu)所示(shi)。這個(ge)環(huan)方(fang)便拿(na)取,且通(tong)過(guo)限制散(san)射(she)增(zeng)強了阻(zu)擋(dang)光(guang)密度。這(zhe)些濾(lv)光(guang)片(pian)可安裝在我(wo)們(men)多種濾(lv)光(guang)片(pian)架(jia)和濾(lv)光(guang)片(pian)輪中(zhong)。由於這(zhe)些安裝座(zuo)沒有(you)螺(luo)紋(wen),安裝時(shi)需要(yao)Ø1英寸卡(ka)環(huan)將濾(lv)光(guang)片(pian)安裝在我(wo)們(men)具(ju)有(you)內螺(luo)紋(wen)的SM1透鏡套(tao)管中(zhong)。
| Additional Bandpass Filters | ||||
|---|---|---|---|---|
| UV/VIS Hard-Coated Bandpass Filters 300 - 694 nm CWLs | Wedged Hard-Coated Bandpass Filters 532 - 785 nm CWLs | NIR Hard-Coated Bandpass Filters 700 - 2000 nm CWLs | IR Bandpass Filters 1750 - 12000 nm CWLs | Bandpass Filter Kits |
| Common Specifications | ||
|---|---|---|
| Type | Wideband | Narrowband |
| Housing Diameter | 1" (25.4 mm) | 25 mm (0.98") |
| Housing Diameter Tolerance | +0.0 / -0.2 mm | |
| Housing Thickness | 6.1 mm | 3.5 mm |
| Housing Thickness Tolerance | +0.00 / -0.10 mm | |
| Surface/Coating Quality | 80-50 Scratch-Dig | 60-40 Scratch-Dig |
| Edge Treatment | Mounted in Black Anodized Aluminum Ring | |
| Edge Markings | (Item #) ↑ (Arrow Points in the Direction of Light Transmission) | |
上壹(yi)個(ge):MS3手動位(wei)移臺,1/4英寸行程
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下(xia)壹(yi)個(ge):FBH520-40優(you)質(zhi)硬膜(mo)帶(dai)通(tong)濾(lv)光(guang)片(pian)
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