Hollyview Children's Binoculars Color Cartoon 8x21 HD Mini Portable Telescope
SPECIFICATION:
Children's binoculars, using a multi-coated optical system with a 21mm objective lens, have a wider viewing angle and more light, providing vivid images for a clear and clear viewing experience.
Updated ergonomics and richly textured rubber armor ensure users always have a secure grip, even with one-handed grip.
[Large field of view]: 366 feet/1000 yards and 128m/1000M. 8x magnification, 21mm objective lens diameter.
[Compact size]: Foldable design, mini pocket size, easy to carry.
[Easy on focus]: Easy on focus even for kids.
[Good quality]: BAk4 roof prisms and fmc green multi-coated optics provide sharper images.
[Certification]: ASTMF963, CPC, CPSC, 16 CFR and HR4040 certificated
PARAMETER:
Item | 6x21 Binoculars | 8X21 Binoculars | 10x22 Binoculars |
Magnification | 6x | 8x | 10x |
Objective DIA. | 21mm | 21mm | 22mm |
Exit Pupil DIA. | 3.5mm | 2.6mm | 2.2mm |
Relative Brightness | 12.25 | 6.9 | 6.9 |
Field Angle | 8.2° | 7.3° | 6.5° |
Field of View | 158m/1000m | 128m/1000m | 107m/1000m |
Prism | Roof Bak4 | Roof Bak4 | Roof Bak4 |
Coating Condition | All lens Fully-Coated | All lens Fully-Coated | All lens Fully-Coated |
Eye Relief | 12.5mm | 10.5mm | 10.0mm |
Surface Treatment | ABS+PVC rubber/ ABS+Food-grade Rubber | ABS+PVC rubber/ ABS+Food-grade Rubber | ABS+PVC rubber/ ABS+Food-grade Rubber |
Customized packing available.
1. Made of optical glass lenses, high‑definition, no eye damage, safe outsourcing rubber material protection, children can play with confidence.