
宣(xuan)傳(chuan)欄(lan)(lan)是(shi)人(ren)們日常(chang)(chang)生(sheng)活中常(chang)(chang)見的(de)一(yi)種戶外宣(xuan)傳(chuan)設備,由于(yu)它的(de)板式風格(ge)可調(diao),發布(bu)快捷且(qie)可以滿(man)足于(yu)各種場(chang)合的(de)各種人(ren)群的(de)宣(xuan)傳(chuan)需(xu)求,因此廣(guang)泛應(ying)用(yong)于(yu)我們的(de)日常(chang)(chang)生(sheng)活中,目前(qian)的(de)宣(xuan)傳(chuan)欄(lan)(lan)大多固定設置在某一(yi)地點不可移動(dong),且(qie)宣(xuan)傳(chuan)時一(yi)般(ban)只采(cai)用(yong)宣(xuan)傳(chuan)欄(lan)(lan)的(de)正面來做使用(yong)。
贛州宣傳欄制作包括(kuo)(kuo)頂(ding)(ding)棚、展(zhan)板和(he)(he)支架(jia)(jia)(jia)(jia),頂(ding)(ding)棚安裝(zhuang)(zhuang)(zhuang)(zhuang)展(zhan)板的(de)(de)(de)頂(ding)(ding)部,展(zhan)板安裝(zhuang)(zhuang)(zhuang)(zhuang)在(zai)(zai)(zai)(zai)支架(jia)(jia)(jia)(jia)上(shang)(shang),支架(jia)(jia)(jia)(jia)固(gu)定于地面(mian)(mian)(mian)(mian)(mian)(mian)上(shang)(shang),其(qi)特征在(zai)(zai)(zai)(zai)于:還包括(kuo)(kuo)鏡片(pian)組,所(suo)(suo)(suo)(suo)述(shu)鏡片(pian)組包括(kuo)(kuo)兩片(pian)表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)和(he)(he)光柵(zha)(zha)(zha)組件(jian),兩片(pian)表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)分(fen)別安裝(zhuang)(zhuang)(zhuang)(zhuang)在(zai)(zai)(zai)(zai)光柵(zha)(zha)(zha)組件(jian)的(de)(de)(de)前(qian)側和(he)(he)后側;光柵(zha)(zha)(zha)組件(jian)包括(kuo)(kuo)多片(pian)光柵(zha)(zha)(zha)和(he)(he)多片(pian)平面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li),所(suo)(suo)(suo)(suo)有光柵(zha)(zha)(zha)上(shang)(shang)的(de)(de)(de)刻線方向相互平行(xing),所(suo)(suo)(suo)(suo)有光柵(zha)(zha)(zha)和(he)(he)所(suo)(suo)(suo)(suo)有平面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)相互平行(xing)安裝(zhuang)(zhuang)(zhuang)(zhuang),任意相鄰的(de)(de)(de)兩片(pian)光柵(zha)(zha)(zha)之間均為(wei)平面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li),任意相鄰的(de)(de)(de)兩片(pian)平面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)之間均為(wei)光柵(zha)(zha)(zha),任意一片(pian)平面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)的(de)(de)(de)厚度為(wei)其(qi)前(qian)側相鄰光柵(zha)(zha)(zha)的(de)(de)(de)光柵(zha)(zha)(zha)常數的(de)(de)(de)整數倍(bei);所(suo)(suo)(suo)(suo)述(shu)鏡片(pian)組通過(guo)表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)移動(dong)式安裝(zhuang)(zhuang)(zhuang)(zhuang)在(zai)(zai)(zai)(zai)支架(jia)(jia)(jia)(jia)上(shang)(shang);支架(jia)(jia)(jia)(jia)包括(kuo)(kuo)支架(jia)(jia)(jia)(jia)底座(zuo)、支架(jia)(jia)(jia)(jia)上(shang)(shang)框(kuang)(kuang)(kuang)和(he)(he)支架(jia)(jia)(jia)(jia)外(wai)框(kuang)(kuang)(kuang),支架(jia)(jia)(jia)(jia)上(shang)(shang)框(kuang)(kuang)(kuang)設置在(zai)(zai)(zai)(zai)支架(jia)(jia)(jia)(jia)底座(zuo)上(shang)(shang),支架(jia)(jia)(jia)(jia)外(wai)框(kuang)(kuang)(kuang)設置在(zai)(zai)(zai)(zai)支架(jia)(jia)(jia)(jia)上(shang)(shang)框(kuang)(kuang)(kuang)的(de)(de)(de)邊緣,支架(jia)(jia)(jia)(jia)上(shang)(shang)框(kuang)(kuang)(kuang)垂(chui)直地面(mian)(mian)(mian)(mian)(mian)(mian)安裝(zhuang)(zhuang)(zhuang)(zhuang),支架(jia)(jia)(jia)(jia)外(wai)框(kuang)(kuang)(kuang)包括(kuo)(kuo)設置有凸(tu)(tu)塊(kuai);兩片(pian)表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)分(fen)別為(wei)前(qian)表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)和(he)(he)后表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li),沿前(qian)后方向,光柵(zha)(zha)(zha)組件(jian)在(zai)(zai)(zai)(zai)前(qian)表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)上(shang)(shang)的(de)(de)(de)投影(ying)完全落(luo)入(ru)前(qian)表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)的(de)(de)(de)邊界內(nei),光柵(zha)(zha)(zha)組件(jian)在(zai)(zai)(zai)(zai)后表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)上(shang)(shang)的(de)(de)(de)投影(ying)完全落(luo)入(ru)后表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)的(de)(de)(de)邊界內(nei),光柵(zha)(zha)(zha)組件(jian)、前(qian)表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)和(he)(he)后表(biao)面(mian)(mian)(mian)(mian)(mian)(mian)玻(bo)(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)形成凹(ao)槽,凸(tu)(tu)塊(kuai)滑(hua)接式安裝(zhuang)(zhuang)(zhuang)(zhuang)在(zai)(zai)(zai)(zai)凹(ao)槽中。
通過將(jiang)不同的海(hai)報平(ping)鋪,通過光(guang)柵(zha)對(dui)不同位(wei)置(zhi)的海(hai)報進行(xing)亮度加(jia)強(qiang)和減弱(ruo),降(jiang)低了觀(guan)測者觀(guan)看遠處海(hai)報的難(nan)度,同時(shi)考慮到光(guang)柵(zha)脆弱(ruo),價(jia)格昂貴,在能夠不影響光(guang)柵(zha)衍射加(jia)強(qiang)的基礎上,采用(yong)平(ping)面(mian)玻璃加(jia)固,防止塵蟲影響。