1. weiguangyeshijishuyouchengxiangzengqiangjishu,shitongguodaixiangzengqiangguandeyeshijing,duiweiruoguangxianzhaoshexiademubiaoxiangjinxingzengqiang,yigongguanchadeguangdianchengxiangjishu。weiguangyeshiyishimuqianguowaishengchanliangzuidaheyongtuzuiguangdeyeshiqicai,kefenweizhijieguanchahejianjieguanchaliangzhong。
2. 紅(hong)外(wai)夜(ye)視(shi)技(ji)術(shu)分(fen)為(wei)主(zhu)動(dong)和(he)被(bei)動(dong)兩(liang)種(zhong)。主(zhu)動(dong)紅(hong)外(wai)夜(ye)視(shi)技(ji)術(shu)是(shi)通(tong)過(guo)主(zhu)動(dong)照(zhao)射(she)並(bing)利(li)用(yong)目(mu)標(biao)反(fan)射(she)紅(hong)外(wai)源(yuan)的(de)紅(hong)外(wai)光(guang)來(lai)實(shi)施(shi)觀(guan)察(cha)的(de)夜(ye)視(shi)技(ji)術(shu),對(dui)應(ying)裝(zhuang)備(bei)為(wei)主(zhu)動(dong)紅(hong)外(wai)夜(ye)視(shi)儀(yi)。盡(jin)管(guan)主(zhu)動(dong)紅(hong)外(wai)夜(ye)視(shi)技(ji)術(shu)具(ju)有(you)成(cheng)像(xiang)清(qing)晰(xi)、製作簡單等特點,但它也有著一個致命弱點就是:zaizhanchangshang,hongwaianzhaodengdehongwaiguanghuibeidirendehongwaitancezhuangzhifaxian。zheyiruodianwuyixuangaolezhudonghongwaiyeshijishubibeitaotaidemingyun。beidonghongwaiyeshijishushijiezhuyumubiaozishenfashedehongwaifushelaishixianguanchadehongwaijishu,jiandandeshuojiushigenjuwendubutonglaichengxiang,fenbianlvhendi,danshiyouqiteshuyongtu。
3. 部(bu)份(fen)夜(ye)視(shi)儀(yi)改(gai)進(jin)了(le)光(guang)電(dian)陰(yin)極(ji)的(de)半(ban)導(dao)體(ti)材(cai)料(liao),使(shi)得(de)對(dui)微(wei)光(guang)和(he)紅(hong)外(wai)都(dou)很(hen)敏(min)感(gan),把(ba)紅(hong)外(wai)夜(ye)視(shi)儀(yi)和(he)微(wei)光(guang)夜(ye)視(shi)儀(yi)統(tong)一(yi)在(zai)一(yi)部(bu)儀(yi)器(qi)上(shang),在(zai)晴(qing)天(tian)夜(ye)間(jian)起(qi)微(wei)光(guang)夜(ye)視(shi)儀(yi)功(gong)用(yong),在(zai)雨(yu)、霧天夜間發射紅外線起主動式紅外夜視儀功用,而且作用距離比單純的被動式微光夜視儀更遠。
關於夜視儀的問答:
1、夜視儀和望遠鏡有什麼區別?
答:望遠鏡是直接利用透鏡將物體的視角放大在視網膜成像的光學儀器,不使用電源,不能在全黑或微光的環境下觀看;夜視儀是利用像增強原理或紅外線成像來觀測的儀器,清晰度不如望遠鏡,但是適合在全黑或星光月光的環境下觀看。
2、夜視儀能在白天使用嗎?
答:不能,也沒有必要。切勿在白天或強光下同時打開鏡頭蓋和電源,否則時間長了會導致夜視儀核心部件的損壞。
3、紅外線能用肉眼直接看到嗎?
答:紅外線在可見光波段以外,不能用肉眼直接看到,所以也無所謂什麼顏色。 夜視儀能否分辨顏色?
答:不能。夜視儀的成像一般是黃綠色,並不能反映物體的真實顏色。
4、為什麼主動式夜視儀適合民用?
答:帶(dai)有(you)主(zhu)動(dong)功(gong)能(neng)的(de)夜(ye)視(shi)儀(yi)具(ju)有(you)一(yi)個(ge)紅(hong)外(wai)燈(deng),發(fa)出(chu)一(yi)束(shu)紅(hong)外(wai)光(guang)來(lai)照(zhao)射(she)景(jing)物(wu)。所(suo)以(yi)成(cheng)像(xiang)清(qing)晰(xi),但(dan)是(shi)主(zhu)動(dong)發(fa)射(she)的(de)紅(hong)外(wai)光(guang)容(rong)易(yi)被(bei)敵(di)方(fang)的(de)儀(yi)器(qi)探(tan)測(ce)到(dao)而(er)暴(bao)露(lu)目(mu)標(biao),所(suo)以(yi)在(zai)軍(jun)事(shi)上(shang)被(bei)淘(tao)汰(tai),但(dan)是(shi)用(yong)於(yu)民(min)用(yong)則(ze)不(bu)存(cun)在(zai)暴(bao)露(lu)的(de)問(wen)題(ti),所(suo)以(yi)缺(que)點(dian)變(bian)成(cheng)了(le)優(you)點(dian),加(jia)上(shang)價(jia)格(ge)低(di)廉(lian),所(suo)以(yi)帶(dai)有(you)主(zhu)動(dong)紅(hong)外(wai)功(gong)能(neng)的(de)夜(ye)視(shi)儀(yi)適(shi)合(he)民(min)用(yong)。
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