{"product_id":"linear-or-circular-pendulum-optical-illusion-model","title":"लीनियर की सर्क्युलर – पल्फ्रिच इफेक्ट पेंडुलम प्रात्यक्षिक","description":"\u003cp\u003eA pendulum and filter experiment that shows an amazing illusion: a pendulum swinging in one plane appears to move in an ellipse when you look at it with a neutral density filter in front of one eye.\u003c\/p\u003e\u003ch3\u003eWhat it shows\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThis effect was first noticed by Pulfrich, and it is called the Pulfrich effect\u003c\/li\u003e\n\u003cli\u003eIt is caused by the way the eye and brain perceive things\u003c\/li\u003e\n\u003cli\u003eA neutral density filter in front of one eye distorts the perception of depth, size, velocity and position\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePerfect for\u003c\/h3\u003e\u003cp\u003ePhysics and perception demonstrations in schools and science exhibitions.\u003c\/p\u003e","brand":"StepsToDo","offers":[{"title":"Default Title","offer_id":31936028311650,"sku":"L3","price":900.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0253\/4791\/products\/linear-or-circular.jpg?v=1600080156","url":"https:\/\/www.oideal.in\/mr\/products\/linear-or-circular-pendulum-optical-illusion-model","provider":"StepsToDo","version":"1.0","type":"link"}