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Item no : JHL 656 each pair

INSECT Sight ©øÂβ´·úÃè (¦h¸WÃè)

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Made of plastic, Dia. 33mm

Item no :JHL 666 pack of 10

Optical Illusion Card µø®tÃÐÍü

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Item no : PS 018

Color-blindness book (Ishihara) ¦â ª¼ ÃÐ


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Item no : PS 019


COLOUR VISION TEST

3D Optical Book of Angels USA ¥ßÅé¤Ñ¨Ïµøı¹Ï¶°

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no. of photo 15 Made in USA

Item no : KE 3DB

Light Ray All Direction Box ¥ú½u¦V¥|­±¤K¤è½c

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Item no : PS 028

Periscope Mini °g§A¼ç±æÃè

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ª½®|3cm, ¥i¦ùÁY10 to 15cm,
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Item no : KE 380 pack of 5