怎樣使用顯微鏡
將(jiang)(jiang)低倍鏡(jing)轉至(zhi)鏡(jing)筒下方與鏡(jing)筒成一直線(xian)。撥動反(fan)光(guang)(guang)(guang)鏡(jing),調節(jie)至(zhi)視野最亮(liang)無陰影。反(fan)光(guang)(guang)(guang)鏡(jing)有平、凹兩面(mian),光(guang)(guang)(guang)源強時(shi)用平面(mian),較暗時(shi)用凹面(mian),需(xu)要(yao)強光(guang)(guang)(guang)時(shi),將(jiang)(jiang)聚(ju)光(guang)(guang)(guang)器提高,光(guang)(guang)(guang)圈放大;需(xu)要(yao)弱光(guang)(guang)(guang)時(shi),將(jiang)(jiang)聚(ju)光(guang)(guang)(guang)器降低,或(huo)光(guang)(guang)(guang)圈適當(dang)縮(suo)小。
然后將待觀(guan)察的(de)標(biao)本(ben)(ben)(ben)置載(zai)物(wu)臺上,轉動粗(cu)調(diao)節(jie)器(qi)使鏡(jing)(jing)筒下降至接(jie)物(wu)鏡(jing)(jing)接(jie)近標(biao)本(ben)(ben)(ben)。于(yu)(yu)轉動粗(cu)調(diao)節(jie)器(qi)的(de)同時,須俯身在鏡(jing)(jing)旁仔(zi)細觀(guan)察接(jie)物(wu)鏡(jing)(jing)與(yu)標(biao)本(ben)(ben)(ben)之間的(de)距(ju)離。左(zuo)(zuo)眼于(yu)(yu)接(jie)目鏡(jing)(jing)觀(guan)察,同時左(zuo)(zuo)手轉動粗(cu)調(diao)節(jie),使鏡(jing)(jing)筒徐徐上升以調(diao)節(jie)焦距(ju),使視野內(nei)的(de)物(wu)象看到(dao)上時即停,至標(biao)本(ben)(ben)(ben)清晰為止。
顯微鏡的分類
根據顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)類型來(lai)分有金相顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、體(ti)視(shi)顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、視(shi)頻顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、測量(liang)顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、掃描(miao)電子顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、原子力顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)等;從功(gong)能上分有低倍(bei)顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、高倍(bei)顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、明揚(yang)顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、暗揚(yang)顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、偏光(guang)(guang)(guang)顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、微(wei)(wei)(wei)分干(gan)涉顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)等;從光(guang)(guang)(guang)源來(lai)分有同軸(zhou)光(guang)(guang)(guang)顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、外罝光(guang)(guang)(guang)顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、光(guang)(guang)(guang)顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、紅外顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)、紫外顯(xian)(xian)(xian)微(wei)(wei)(wei)鏡(jing)等。
顯微鏡多少錢一臺
一臺顯微鏡根據用途不一樣,功能不一樣,配罝不一樣、顯微鏡品牌不同等這些因素價格都會不一樣,像一般學校教學實驗室用的話大概三四千的樣子,而專業的高端實驗用的話,一般要萬元甚至數萬元左右。大家在購(gou)買(mai)顯微鏡的時候一定(ding)要根據自己的需求來(lai)選擇購(gou)買(mai)。