Description
adjustable pulley
motorized throttle
providing a measurable projection surface for sizing real images formed by lenses and concave mirrors
Insulated copper solenoid 155mm long with a 27mm internal diameter
Wooden Pinhole Camera, 6.5" Tall Material_Brass adjustable pulleyA 7 aperture metal plate, ground glass screen, and sliding inner box let students measure how image size varies with pinhole to screen distance, closing to a stored length of 6. 5 inches.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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