Reviews Magnetism Viewer

Door Scope DOO-DS2000-ALS Door Viewer 2.375 Silver

Door Scope DS2000 Door Viewer - Aluminum x Silver Finish, to serve you for a long time.
Viewable from up to 7 feet inside your home (wide angle viewer).
Accurate and reliable identification of all visitors.

ELECTRIC CIRCUIT LEARNING KIT: Comes with 77 items for Electricity, 21 items for Magnetism, also provide a instructions for students easy to learn and....
PROFESSIONAL ELECTRIC KIT: This interesting electricity magnetism science experiment kit suitable for students to build simple electrical and....
GREAT GIFT: The electricity and magnetism experiments kit is a great gift for students over 14 years to further understand the basic principles, learn....
WIDE APPLICATION: The basic circuit electricity learning STEM kit can build many different projects, such as Series Circuits, Parallel Circuits, Hand....
PAY ATTENTION: Suitable for 14+ years, please read the instructions carefully, use the correct circuit diagram to avoid short circuit, short circuit....

Almost 3D observing possible: In addition to eliminating eye fatigue associated with viewing through one eye for a prolonged period of time, this bino viewer also provides a three dimensionaleffect while observing many celestial objects.Using both eyes means that an observer experiences a much heightened spatial feeling, as compared with observing through a telescope using only one eye..
With 1.85x and 3x specially-designed Barlow Lens: An excellent accessory which helps to reduce eyestrain. Eyepiece diopter scales for sharp focus. 1.85x and 3x specially-designed Barlow Lens is included which effectively doubles the magnification of eyepieces used. (If failing to reach the focus, try using the binoviewer with an optical path corrector).
The unit has room for inserting two 1.25" eyepieces. The eyepieces are held in place by compression ring which keeps them securely in place without scratching them. The Stereo Binocular Viewer requires you use two eyepieces of equal focal lengths and optical design..
Multi-coated BAK-4 prisms: The Stereo Binocular Viewer will also improve contrast on deep sky objects as well as solar sy....

BULK IRON FILINGS- This 1 LB jar of pure iron filings are perfect for scientific experiments and educating the young learner.
PURE IRON FILINGS- These iron filings are pure iron.
This makes them ferromagnetic and a great item to use for testing with magnetism.
These are iron filings, not iron powder, which makes them more manageable and easier to navigate in the classroom.
METALLURGICAL GRADE- These iron filings are pure and metallurgical grade.
This means you’re getting pure iron, free from other chemicals or additives that can damage the results of a scientific experiment, or introduce unwanted chemicals into your home or classroom.
MAGNETISM EXPERIMENTS- Because of its ferromagnetic properties, iron filings have been a staple of physics and science classrooms nationally for decades.
It is a great way to physically demonstrate the way that magnetic poles and magnetism work.
QUALITY GUARANTEED- This product comes with the American Heritage Industries Guarantee.
If you have any problems at all with your pure iron filings, reach out to our Midwest based customer service team and they can help you, or walk you through potential uses.
If you are not satisfied in anyway, we offer a money back guarantee on all our products!.

☀【HD Electronic Camera Video Doorbell】4.3inch HD TFT LCD display Color screen Viewer Home Security Camera. 1 million pixels professional security camera..
☀【145º Wide Angle Visual Door Viewer】145 degree wide angle Doorbell with large viewing. Metal prying resistant peephole viewer..
☀【Power Supply】Support USB or mobile power bank to power supply. Energy saving technology, Low power consumption,automatic standby. 1800mAh lithium-ion battery, easy to use..
☀【Feature Operation】One key to watch. Products equipped with intelligent operating system with user friendly multi-mode design is simple and easy to use for the elderly and children..
☀【Easy Instal】There is no need to perforate and wire, just installing and using this product, with which there is no damage to your door. support installing on 35~110mm Thickness Door..

HD Optical Glass Lens Offers 220-Degree Crystal Clear Panoramic View-The HD optical glass lens provides a 220-degree sharp and crystal clear panoramic....
Heavy Duty Privacy Cover Provides Top Privacy and Security-With the cover in place, no one from outside can see through the viewer into your home even....
Hassle-free Installation-It is a breeze to install this door viewer with detailed instruction. Suitable for 1-3/8" to 2-1/6" thick doors, simply drill....
Built to Last Construction-Constructed from durable solid brass, the door viewer gives a lifetime of durability. It comes in multiple finishes with....
Remarkable Lifetime Warranty and Customer Service-We always stand behind our products with top standards of quality. TOGU lifetime warranty and....