PINHOLE
Camera Demo unit (¤j«¬) °w¤Õ¬Û¾÷ºt¥Ü¼Ò«¬ PINHOLE
Camera student set (³S¬Ã) °w¤Õ¬Û¾÷¾Ç¥Í¥Î¼Ò«¬ |
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MICRO-engrave
¤¤°ê°êÄ_¤uÃÀ (·LÀJ) ¤¤°ê°êÄ_¤uÃÀ«~ ·LÀJ¬O¸ê²`¤¤°êÀJ¨è¤uÃÀ®v³Åºë¤uÀJ¦¨, ¿ï¥Î¬Ã¶Q§¹¬ü¥Õ¬Ã¯], ª½®|¥u¦³4.5mm, ¦A¥Ñ·LÀJ®v³Å¦bªí±¨è¤F¤@º¤H©Ò¦@ª¾ªºð¸Ö:[ §É«e©ú¤ë¥ú, ¦Ó¬O¦a¤WÁ÷, Á|ÀY±æ©ú¤ë, §CÀY«ä¬G¶m ] ±q¦×²´¬Ý¬Ã¯]¬O¤£¯à¨£¨ìð¸Öªº¦r, ¥u¬O¶Â¦â¤@ÂI¦Ó¤w, ¦ý§â¬Ã¯]©ñ¦b¦p¹Ï©Ò¥Üªº¦W¶Q¬õªá±ù¤ì¤p¤¸¹©¤¤, ¹©³»¨Ã¦w¦³¤@¶ô¯S»s°ª¿©ñ¤jÃè, §Q¥Î¦¹©ñ¤jÃèÆ[¹î«K¯à²M·¡¬Ý¨£¾ãº¸Ö, ´X¥G³s¨CÓ¦rªºµ§µe¥ç¯à¤À¿ë, ¥O¤H¹Ä¬°Æ[¤î!! ¦¹¤uÃÀ«~¯à¥[²`¦P¾ÇÌ»{ÃÑ©ñ¤jÃ褧À³¥Î, ¨Ã¥Ñ³o¥ó¤£¥¤ZªºÃÀ³N«~±Òµo¾Ç¥Í̹ï¬ì¾Ç¤§¿³½ì¤ÎÀ³¥Î, ©Ò¥H³o¬O¤@¥ó«Üȱo±À¤¶µ¹¦U¬ì¾Ç¦Ñ®vªº±Ð¨ã. ¦¹¦W¶Q¤uÃÀ«~°t¤Wºë¬üµ³¹Ô¤â¹¢²°, ¬ü½ü¬ü«·, ªø´Á·¥¨Î«O¦s. ·LÀJ³W®æ: °ª95mm, ª½®| 33mm, ¬Ã¯]ª½®| 4.5mm Item No: MICRO9885 |
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Magic
Mirror «C»É³z¥úÃè(Å]Ãè) ¬O¤¤°ê¥j¥N¤@¤j¬ì§Þµo©úªº½Æ»s«~. «C»É»s³y, ª½®|70mm, «p5mm, Ãè±¥ú«G¦Ó·L¥Y, ¥i·Ó¨£¤H, ÃèI±¦³¹Ï®×¯BÀJ. ¥O¤H¦YÅ媺¬O, ·í¤@§ô¥¿Å¥ú®g¦VÃ豦ӳQ¤Ï®g¨ì¥ú«Ì¤W®É, ¥ú«Ì¤W§Î¦¨ªº¶ê§Î¥ú´³¤¤³º¦³¶Â¥Õ¬Û¶¡ªºÃèI¯BÀJ¹Ï®×. ¨äì²z¬O¥ú¦b¤£¦P¦±²vªí±¤Wªº¤Ï®g, ¤Ï®g¸ô½u§e¤£¦P¨¤«×¨«, ¸Ô¨£»¡©ú®Ñ °Ñ¦Ò¸ê®Æ: I.D.B.Swinson.Chinese "Magic" Mirror, The Physics Teacher Vol 30 May1992 The Physics Teacher P295-299 Item No : JHL 618
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3D
Optical glass plate¤Tºû¥ßÅé¥þ®§µøıµP ³o¬O¤@¶ô¦³«Ü±jµøı®ÄªGªº¥ßÅé¦WµP¡AµP¤WªºÆ[µ¹³©Î¦ò¹³Åã²{¥X«Ü©úÅ㪺¥ßÅé·P¡A¦b¤£¦Pªº¨¤«×¤U§ó¥i¥H±o¥X¤£¦Pªº¥ßÅéµ{«×¡F¤£¦Pªº¦â±m¡C³oªTµøıµPÅý¦Ñ®v¸ÑÄÀ¦³Ãö¤Tºû¥ßÅ骺ì²z©Mµøı²£¥Íªº¼v¹³·PıIt is a very charming and beautiful glass, approx 5cm diameter. The glass plate inside is embedded with an 3D optical color photo, it can give you a strong feeling of 3D image by observation under white light. Item no : JHL 617 |
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3D
Optical spectacle ¤Tºû¥ßÅé¥þ®§²´Ãè ³o°Æ¥ßÅé²´Ã誺ì²z©M¤W±ªºµøıµP¤@¼Ë¡A¦P¾ÇÌ¥i¥ô·N°t±a¦¹²´Ãè§@¤Ó¶§²´Ã褧¥Î¡A¨ä®ÄªG¤Q¤À¦³½ì©M©_¬ð¡C³oÓ½ÒÃDªº²£«~·|¨Ï¾Ç¥Í¹ï¥ú¾Ç²£¥Í¿@«p¿³½ì©M±Òµo¥L̶i¤@¨B¾Ç²ß¥ú¾Ç¹ï¤HÃþªº°^Äm¡CThe mechanism of 3D is similar to the above item JHL617, you can wear this spectacle as usual sunlight glasses but other can see your eye appear two 3D image e.g. two eye 3D image or words of 3D love on your glasses. Very funny and incredible. Item no : JHL 664 |
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WONDERFUL
rotating grating ¤Ï®g¥ú¬]¤Û±mÂàºÐ ¨C®M¤Û±mÂà½L¦@¦³¨â¶ô¿E¥ú®ÄªG¦üªº¤Ï®g¥ú¬]"Grating" ¡A¦¹Âà½Lªº©³³¡¦³¤@ÂI¬ð¥X¦ì¸m¡A¬G¦¹Âà½L¥i¦bÂi±ÀH·N¦aÂà°Ê«Ü¤[¡C¦b¿O¥ú¤U±Æ[¬ÝÂà°ÊªºÂà½L¡A·|¬Ý¥X«Ü¦h¤£¦Pªº¥ßÅé±m¦â·¥¤§¬üÄRªº¹Ï®×¡C·íÆ[¹îªÌ²¾°ÊÆ[¹îªº¨¤«×§ó·|¥X²{¥t¤@²Õ¬üÄRªº¹Ï®×¡A¨ä§l¤Þ¤O¥O¤H¥Ø¤£Âà·ú¡C³oºØ¤Û±mÂà½L«Ü¾A¦X¸ÑÄÀ¥ú¾Ç¤Wªº¤Ï®g©w«ß¡A§é®g©w«ß¡Al®g©w«ßµ¥µ¥¡C Each pack contains 2 permanent metal disc, it can rotate freely on smooth table. The disc's surface is covered a diffraction grating sheet with special beautiful figures and shapes. When it is rotating , you can see an wonderful 3D shinny , colorful & flashing image, the color will change if you change your observation angle. It is an useful teacher aid to teacher what is light diffraction, reflection and grating properties etc.. Item no : JHL 656 each pair |
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2-DIMENSIONAL
Gratings ¤Gºûªá¼Ë¥ú¬] ¥Ñ¹q¸£Ã¸µeªº´X¦óµ{¦¡²£¥Íªº¤Gºûªá¼Ë¥ú¬]¡A¥i¥HÆ[¹î¥X§ó½ÆÂøªºl®g«áªG¡A§é®g®ÄªG¡C ¥i¥H§Q¥Î³æ¥ú·½©Î¹q¦Àªº¿E¥ú´Î®g¦V³o¨Ç¤Gºûªá¼Ë¥ú¬]Æ[¹î¡CIt is different from the common 1-dimensional grating (i.e black & white line engraved on an glass slide), 2-dimensional grating slides mounted constructed from fancy computer geometrical patterns using lithographic film; ideal for the study of the interference and diffraction of light from a point light source through direct observation or as a model of Ladue's crystal diffraction. It can be observable by simple white light or laser pointer. A set of 8 different slides Item no : JHL 620 |
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PERISCOPE
Mini °g§A¼ç±æÃè Made of plastic , cute & funny but workable. The image are clear , shape and the objective and eyepiece can be turn to your desire angle. Dimension : extension from 10 to 15 cm , dia. 3cm Item No: KE 380 pack of 5 nos |
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3D
Optical Book of Angels USA ¥ßÅé¤Ñ¨Ïµøı¹Ï¶° |
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Light
Earpick ¥ú¾ÇÅÖºû¦Õ«õ
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Optical
Fiber Flower Torch ¥úÅÖªá¹qµ©
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Magic
Saving Box ³Nªk¿ú½c
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INSECT
Sight ©øÂβ´·úÃè (¦h¸WÃè) |
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MINI-Projector
¤p«¬§ë¼v¾¹ To study the light beam running in a straight line . The image formed by this projector comprising six space funny optical objects. Two AA battery (not included) Size : 120mm in length Item no : T120 |
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PERISCOPE
²°«¬¼ç±æÃè |
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OPAL
³J¥Õ¥Û ¥Î©óºt¥Ü¥Õ¥ú¦bªÅ®ð¤¤ªº´²®gì²z©M¤@¨Ç¥ú¾Ç¯S©Ê, ¸ÑÄÀ´¸ªÅ¬°¤°»ò¬O½«ÂŦ⪺, ¦Ó´ÂÁø©M±ßÁø¬°¦ó¬O¬õ¦âµ¥µ¥. ³J¥Õ¥Û«p7mm, ª½®| 9cm, ±¦³¤H«¬¹Ï®× Item no : JHL 616 |
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CALCITE
¦B¬w¥Û(¤è¸Ñ¥Û) |
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CAT
Eye ¿ß²´¥Û(¤H¤u) ·í¦³¥ú½u·Ó®g¦¹¿ß²´¥Û, ¥Ûªºªí±§Y¤Ï®g¤@±ø¥Õ¥ú, ¥Õ¥ú·|¸òÀH§A·Ó®gªº¨¤«×¦Ó¨«, ¥Ûªº¥~§Î¬O¶êÅé, ¬Ý¦ü¤@¹Ù¾®µøµÛ§Aªº¿ß²´. Item no: KE 9552 |
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DIAMOND
glass ¤ô´¹Æp¥Û ¦¹¤D¤@²É§l¤Þ°g¤Hªº¯S¤j¤ô´¹Æp¥Û, ¥Î«D±`´¹¼üç³zªº¤ô´¹¤H¤u»s³y, ¤Á³Î±¸ò¯uÆp¥ÛµL¤À§O, ¥Î§@ºt¥ÜÆp¥Ûµ²ºc, ¥~ªí§Îª¬, ¥ú¾Ç§é®g©Î¤@¯ëÆ[½à¤§¥Î. Size : surface 41mm , length 50mm, mass 85g , color : Pink colorless Item no : KE 3335 |
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Active
Kaleidoscope °ÊºA¸Uªáµ© |
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