第三十章 小孔成像
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可惜,这种事只有让李二等人亲自见过了,才能彻底打消这些人的疑虑。
一行人进入大殿,就如先前赵谌一样,一个个顿时感到头皮发麻、浑身酥软,李二紧紧握着长孙的手,虽然脸上看不出什么,只是从他另一只握的紧紧的拳头不难看出,李二心里其实也是紧张的很。
好容易来到那面墙壁前,当看到墙上的‘鬼影’时,顿时个个都骇的脸色一白,胆小的已经浑身如筛糠一样微微抖动着,长孙则是脸色一白,刹那间靠在了李二的身上。
不敢有所耽搁,赵谌立即叫东宫门前的侍卫离开,不一刻当那名侍卫离开,众人就惊讶的看到,刚刚画面上倒立的人影,竟然神奇的消失了。
李二看到这里,目光倏的一亮,目光一眨不眨的望着墙上的画面,顿感有趣起来,随后又叫几名侍卫站到东宫门口去,等那些侍卫一到东宫门前,画面上立刻便出现了几名倒立的人影。
“有趣!果然是难得一见的现象!”李二反复几次命令下去,直到最后彻底确定,这上面的不过是投影之后,这才爽朗的在大殿里大笑一声,啧啧称奇道。
听到李二大笑,赵谌干脆做事做到底,叫人找来一扇巨大的帷幔,两头系在长木杆上,蒙在了对面的墙上。墙上的小孔,一时半会儿找不到了,时间不能耽搁,必须要赶在太阳落山前,彻底让李二等人弄明白真相。
巨大的帷幔蒙在对面那面墙壁上,这边原本存在的画面立刻消失不见,赵谌又叫人取下帷幔,刚刚消失的画面,再一次出现在了墙壁上。
哦,这下子总算是彻底弄明白了,原来竟然是墙上的一个小洞洞搞的鬼啊!
长孙已经站直了身子,脸色阴沉的能滴出水来,李二则是心情舒畅,一扫几日来的阴郁,仰天大笑。
赵谌趁此机会,赶紧给李二解释起小孔成像的原理来,看到李二等人听的一头雾水,赵谌干脆叫人找来几张纸,准备现场给李二做个小孔成像的实验。
机会难得啊!这样的机会,若是白白浪费了,那是要遭天谴的!
此时,太阳也已落山,墙上的画面也早就消失不见,大殿里已经燃起了几盏油灯。
因为接下来要看赵谌接下来做小孔成像的实验,所有人都未离开大殿,李二与长孙二人,更是并排坐在一张软榻上,眼睁睁的望着下面正在忙碌实验器具的赵谌。
其实,做一个小孔成像的实验,也并非什么难事,这个赵谌在小学时,就已经做过了。
很简单,找一块厚度为一厘米的硬纸,而后在上面戳出一个三毫米左右的针孔,然后竖起硬纸,点燃一根蜡烛,将蜡烛凑近针孔,然后就会在针孔对面的墙上,出现一个倒映的蜡烛。
简单的不能再简单的一个实验了!
没有合格的硬纸,只能是将几张宣纸摞在一起,小心的粘严实了,而后在上面戳出一个针孔,让两名内侍一边一角提着,站到了离墙壁远一点的地方。
冲着坐在那里的李二两口子微笑着点了点头,赵谌自信满满的举着一盏油灯来到了硬纸前。
大唐有史以来,第一次科学实验就要发生,李二两口子目光紧紧的注视着那面墙壁,期待着接下来发生的奇迹。
此时,不光是李二两口子,便是李淳风以及大殿里所有人,都屏住了呼吸,目光一眨不眨的盯着那面墙壁。
赵谌小心的来到硬纸前,将油灯对准了那个小孔,下一刻就看到原本黑漆漆的墙壁上,忽然灯光一闪,神奇的出现了一个倒立着的火苗。
赵谌手里的油灯随着随着赵谌的呼吸,一晃一晃的,而倒映在墙壁上的火苗,也跟着一晃一晃的,看的李二神情激动,手指不停的敲打着大腿。
李淳风看到这样的场景,忽然抬起头,‘哈’的一笑,没等李二发话,便悄然离开了大殿,背影显得十分萧索。
自今而后,怕是钦天监的位置在陛下这里要大打折扣了吧!
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