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Frenzel Goggles

by OpenAccessENT

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biomedical ent Frenzel goggles medical medical devices vestibular biomedical ent Frenzel goggles medical medical devices vestibular

This is a plan for a low cost traditional Frenzel Goggle used for vestibular evaluation and characterization of nystagmus. Components and cost (CDN) excluding filament:

1) 50mm Diameter, 50mm focal length biconvex lenses x 2: $8.18
https://www.amazon.ca/Ajax-Scientific-Double-Convex-Bi-Convex-Spherical/dp/B00EPQ9SO4/ref=sr_1_fkmr1_1?ie=UTF8&qid=1539403532&sr=8-1-fkmr1&keywords=10mm+biconvex+lenses

2) 4cm width black headband ~$5

3) Button Lamp Adhesive LED's: $4.29 for 2
https://www.

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