| Show from the student A HOME MADE SOLA soia tt SCOPE nyi bir B UNCLE GEORGE children you see we w are not loot shut butof out oct or natures beau by UM cold the wilds or the snow so far tar ft from lt the snow iafe iffe e f presents presenta a new type trpe of beauty la in it its anany any shaped that to the common eye are amii amil the te mass mals II 11 willie will bring me his big curnin glass gla I 1 ai ghow you the way vly I 1 mauc make my solar solar 11 a solar microscope tancle george I 1 after atter the antes lenses are made madey it Is but a simple m matter matten to fu amt them at together ole r you cip can get tor for fifty cents the small lens the burding glass plass fop far a shil shii shilling and a lookin gla gia acir twenty tive tite blye five cents tents and any boy can then makel makes ake the Inurn menu ment ahti I 1 I 1 shall shail def tribe you notice it if rini VINI I 1 noid nold dittIs thia lela gial giau gians giang in the styli that it forms a focus six inches from the class glass that IS 1 th place where the condensed ray rays romr krossa an anthe the latest light and heat argo arel are round found this Is i called the focal distance 15 yes uni george georgej we learned that in the natural philosophy y i 1 I suppose so but hews hires littie little johnny he be has not studied tudin so far tar yet na 1 will take taka one ol 01 0 my py very lenses and you will see lt focal distance 19 but one ona fourth ora 0 rinch linch here I 1 have a tube which Is made of tin but hut pasteboard la Is good kw enogh enough and paper cut in strips rolled on a smooth round found stick of the proper thickness pasting it as you roll rou and lett iett lug it flav dr anft anatha ha pasting on more strips till tili itis let thia thid talc en entail h will make vetter yetter tube than pasteboard 11 copt cops w I 1 see you yon fasten this thi ilag glass glasa vr th the ad en d otibe tube and andelt yat jat at throws the la in one little ettle 1 par pear ille ilie the other othe tend rend end edd but I 1 don t know how we are going to see sea the thing 1 ill I you winne at this ens ena of the tube I 1 set my small email los ios just ty fr enough from froni te tb othar glass to let itt the focus df f this thi U ewt 11 th the ll 11 locus of than that that ling being of sit fit it inches ai ani az a darter carter r of or an inch bial abstance distance al stance the nia nip between the glasses I t els eis Is cla six inches and a quarter quarters of course yest test e sJohn johnny ny ant and ani yani see this long fang holg hol cut on the oie sides of my tube a uttie little wider than th glass suga tuga of my object shand sand directly opposite the the plural of focus 1 I see 1 when willen ym yon nold told the gitt oitt to magnify slat ay a re night right and siam f guid guld not h A it still and I 1 have hate haeg ar 6 sart b gr t tabe taba which gilldes nd covers up w iong long ion lon enthat in that except in jtb iid j onne narrow tiit tilt idab lri he middle this just admits ahe lide ilde anday the enaif of thi th we sude I 1 can move the thel inner luner tub Y akard 9 pr r backe ac ta t birth t object into the precise focus of the little lens As the tha nit hit is 13 longer than the width of the sildie I 1 can lip slip the he object up and down in it to bring all parts into thiet fht you see new by the in the oumer outer abba I 1 idan ican make the horizontal motion to and tro fro and ty by bip one la in the inner tube I 1 can make the perpendicular motions those are all that Is necessary to bring any small mull object to the centre centra where the tha light falls I 1 and now are ara you going coins to shut chut ns us up in the dark with t that big shutter we been naughty ty boull find it a very pleasant punishment it ii you yon have but I 1 am not going to shut shet out the tha ll 11 light ht yet till fill I 1 show 1 how low I let the light in need it through this tube when it is 13 set get iny in there Is a littie little motion possible by means ol 01 the universal joint of the socket 1 a universal joint uncle george Georg eyl exy ane ne hat that can be moved in every direction cUon stick this pencil into that apple appley and then clasp your kand hand round the appie apple letting the pencil come out between and forefinger there you see the apple will turn about in fit ahe the he hollow of your hand handy and let the pencil turn in every direction but there Is no way war to get the apple out while the hand Is ci a universal joint make male a hole through the apple and put this reed through and you have the principle ot of iny my tube exactly wherever the light Is it must come ome straight through the tube and as it Is always changing its place with the surly sun I 1 wish to hare bare this power of kt keeping ering cp up with it tor for ahti ahll irand leand and what when the sun runs cie clearia cle aril arii off tarther farther than this joint will move vl r i isa here I 1 manage that by liy this mirror outside ot of the shutter for well weli hardly find the thi ihm sun so sa obliging asto ito look 1002 directly 1 to in at our tube this looking elas you ton notice la about four inches wide ide and eight inched jonir and Is fastened on a jointed arm which drives driver I 1 snugly into the shutter through this augerhole auger hole hoie t the joint in the elbow ot this arm Is a simote simple mortice aud and tenon ancl anil la Is made so that the mirror alth its flat surface feupe Is may rise and ail fail fall faits which more of less inclination or slant as it may need neel but bat what it if tho the sun uw Is not just opposite the window that hat t trapdoor trap door motion will not throw I 1 weil well suggested wuie but here atee is the provision ia for tor that this arm will move to in the auger ange raie tAie 0 ole oie through chuh it Is fitted in by twisting larer it dver over you can set the face of the mirror toward any palt part of the sy sly from mom rom to sunset suns suni iet town th n by the elbow you can set it nigh i hati harl ori low 1 w to catch the sun tji 1 I cco 0 yes I 1 see it all and I 1 could make mahe ail all that I 1 guess 11 1 I presume so willie and perhaps some rome 96 ar boy will contrive a better way wary is only the eap eol of it a bier bler bor boy than yow you conj it iii flit ili t as clift heft it ay seat yeal yent yenn ago now nog the blutter shutter in the window GO 0 bow how dark dari abr I 1 can see se nothing ir herek fann 1 I am here beret little bov boy but int now I 1 guess guem uncle georg george I 1 has his caught himself him ho he has his his hla shutter up and how la Is ht he to get at his lot looting 9 g glass out doors tarey lre wre 11 at IV second story win window dovi dove 1 cl I suppose hell fiell borrow a ladder sd aid ald go asme and betit get set it why it nih bih tens oh you liaa haa ha a little tor there in the shutter to put your 5 mr arm am out oiye me see k C now how kow we are to see gee what can dh be sefu seen about ten n feet from the window I 1 w will ill ili I 1 this thai smooth c otton sheets sheet and on that throw nages we would examine xou you tou may olt sit either before it it f as it Is so tran pari spar nt that the object Is qute quite one side as the oaie the fl first st thing I 1 will art lifite show slow scow the operation before we come corn to olf aup aus L shall shail oll be this flea its total darkness now oh yhu ur hl hand imd over the tb c hole bole and there I 1 see a little flea lif your I 1 hand va I 1 ail ali all right stand from under as I 1 take tale lake take in my ky t hand away s why shyly oh my cul why y howa hib thata thala startled me but he be beautiful k he terrible he lie is tauer tazer than a h horse orse alad those monstrous m 0 a S trous arous legs less with heir belr t aws they make me sadder ugh H but fanny aee see e what glorious colnul be Is adlea udlea a adea flea ea of 0 gold clouded liap li ernset eun Enn set 1 N well twell luckily we have bave a cloudless day dat 0 ay and orte onu tn ten in thep thop orning wo we shall shail rate tave tho the hott hett t t in the day for our crystals c sais fe t 1 S |
