Specifications of 10x50 Large Objective Binoculars:
Magnification 10
Objective diameter(mm) 50mm
Prism Type BK7
Number of lens 4Pieces3 groups
Lens Coating MC
Focus System Cent.
Exit Pupil Diameter(mm) 5.5mm
Exit pupil distance(mm) 17mm
Angle of View 6.9°
Field of View 367ft/1000yds, 122m/1000m
Volcano Science Kit is a great family activity and even includes advice for supervising adults to ensure a fun and positive experience for all ages. And with an improved mold, better brush, and more realistic paint colors, it’s easier than ever to make a phenomenal volcano!
Read MoreSend InquiryDiy Enviro Battery Toy includes experiment guide for making a coin battery, fork battery, potato buzz wire game and more. Caution: High Voltage Inspiration! Contains 3 zinc plates, 3 copper plates, connection wires, 3 plastic cups, a light tower, a LED lamp with connection wire, a sound chip with connection wire, an experiment record sheet, adhesive tape and detailed instructions.
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