Sun Catcher Solar Eclipse Glasses (100-Pack Assortment & Counter Display)

Sun Catcher Solar Eclipse Glasses (100-Pack Assortment & Counter Display)NOTE: Explore Scientific Eclipse Glasses are rated ISO123122, tested and approved by ICS Labs for Direct Observation of the Sun. In addition, Explore Scientific Eclipse Glasses are meant to be used by anyone from adult to children under 14 years of age, which requires stringent ASTM testing and compliancy. ASTM is a mandatory set of safety rules and regulations under ASTM F963 Standard Consumer Safety Specification for addressing safety requirements

and after awhile

Optical design Newtonian Reflector

users can manipulate the connections to control light and sound effects

even at higher magnifications

Binoculars with 80 mm lens diameter

Lens Coatings Multi-coated

One of the best STEM toys you can buy for your child is a microscope

using auto power off for illumination of the dark field illuminator

Other features include a bracket for holding the battery pack

Width 45mm

Stellar Autofocus is a specific autofocus mode developed by UNISTELLAR for astronomical observation

200 mm Focal length and Aperture ratio 1950 mm f/9