2、物證類鑒(jian)(jian)定(ding)(ding)(ding)，包括文書鑒(jian)(jian)定(ding)(ding)(ding)、痕跡鑒(jian)(jian)定(ding)(ding)(ding)和(he)微量鑒(jian)(jian)定(ding)(ding)(ding)。司(si)(si)(si)法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)是指在(zai)訴活動(dong)中(zhong)鑒(jian)(jian)定(ding)(ding)(ding)人(ren)(ren)運用科學技術或者(zhe)專門(men)知識對訴涉及的(de)專門(men)性問題進行鑒(jian)(jian)別和(he)判(pan)斷并提供鑒(jian)(jian)定(ding)(ding)(ding)意(yi)見(jian)的(de)活動(dong)。1、司(si)(si)(si)法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)機構接受司(si)(si)(si)法(fa)(fa)機關、仲裁機構的(de)司(si)(si)(si)法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)委托(tuo)。2、在(zai)訴案(an)件中(zhong)，司(si)(si)(si)法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)公司(si)(si)(si)，在(zai)當(dang)事(shi)(shi)人(ren)(ren)負(fu)有舉證責任的(de)情況下(xia)，司(si)(si)(si)法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)機構也可以(yi)接受當(dang)事(shi)(shi)人(ren)(ren)的(de)司(si)(si)(si)法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)委托(tuo)。當(dang)事(shi)(shi)人(ren)(ren)委托(tuo)司(si)(si)(si)法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)時一般通過律(lv)師事(shi)(shi)務(wu)所進行。

鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)結果的(de)(de)(de)合(he)法(fa)(fa)性，主(zhu)要(yao)表(biao)現為司法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)文書的(de)(de)(de)合(he)法(fa)(fa)性。鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)文書必(bi)須具備法(fa)(fa)律(lv)規(gui)(gui)定(ding)(ding)(ding)(ding)(ding)(ding)的(de)(de)(de)文書格(ge)式和必(bi)備的(de)(de)(de)各項內容，鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)結論必(bi)須符合(he)證據要(yao)求和法(fa)(fa)律(lv)規(gui)(gui)范。計算機(ji)司法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)是指(zhi)依(yi)法(fa)(fa)取得(de)有(you)關計算機(ji)司法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)資格(ge)的(de)(de)(de)鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)機(ji)構和鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)人受司法(fa)(fa)機(ji)關或(huo)當事人委托，安(an)徽(hui)司法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)，運(yun)用計算機(ji)理論和技術(shu)，對通過手段使(shi)計算機(ji)系統內數據的(de)(de)(de)安(an)全(quan)性、完整性或(huo)系統正常運(yun)行造成的(de)(de)(de)危(wei)害(hai)行為及(ji)其程(cheng)度(du)等進行鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)并提供鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)結論的(de)(de)(de)活動。我國法(fa)(fa)律(lv)并沒有(you)規(gui)(gui)定(ding)(ding)(ding)(ding)(ding)(ding)受害(hai)人一(yi)定(ding)(ding)(ding)(ding)(ding)(ding)要(yao)做(zuo)(zuo)(zuo)傷情鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)，受害(hai)人向主(zhu)張(zhang)人身(shen)損(sun)害(hai)賠(pei)償時，要(yao)做(zuo)(zuo)(zuo)傷殘鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)，但如果雙方就賠(pei)償問題(ti)協(xie)商一(yi)致的(de)(de)(de)，司法(fa)(fa)鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)所，不需要(yao)做(zuo)(zuo)(zuo)傷情鑒(jian)(jian)定(ding)(ding)(ding)(ding)(ding)(ding)。

鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)人(ren)(ren)(ren)應(ying)當(dang)按照鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)規(gui)則(ze)，運用(yong)科學方法(fa)進(jin)行鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)。鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)后(hou)，應(ying)當(dang)出(chu)具鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)結論，由(you)(you)兩名以上(shang)具有鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)資格的(de)(de)(de)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)人(ren)(ren)(ren)簽名或者(zhe)蓋章(zhang)。同(tong)一司(si)法(fa)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)事(shi)項應(ying)由(you)(you)兩名以上(shang)司(si)法(fa)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)人(ren)(ren)(ren)進(jin)行。司(si)法(fa)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)人(ren)(ren)(ren)對(dui)(dui)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)結論承擔(dan)主要責任(ren)，其他(ta)司(si)法(fa)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)人(ren)(ren)(ren)承擔(dan)次要責任(ren)。司(si)法(fa)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)涉及哪些方面(mian)涉及下(xia)列幾方面(mian)：一、文書、章(zhang)類鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)。二、親(qin)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)。三、法(fa)醫(yi)臨床鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)。四、法(fa)醫(yi)物(wu)證學鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)。申請(qing)司(si)法(fa)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)應(ying)遵循：受理(li)對(dui)(dui)于不(bu)符合受理(li)條件的(de)(de)(de)，不(bu)予受理(li)的(de)(de)(de)，應(ying)當(dang)退回鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)材料(liao)并向委托(tuo)人(ren)(ren)(ren)說(shuo)明理(li)由(you)(you);對(dui)(dui)于函(han)件委托(tuo)的(de)(de)(de)，司(si)法(fa)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)(ding)機構應(ying)當(dang)在收到函(han)件之日起(qi)7日內作(zuo)出(chu)是否受理(li)的(de)(de)(de)書面(mian)答復。