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Kids Binoculars WD45 8x21 Binoculars for Children

The WD45 8x21 is a roof prism binocular designed for children above 4 years old. It is available in 6x and 8x magnification with a 21 mm objective diameter. The standard build uses BK7 prisms and a green+blue coating. It is not nitrogen filled and is not waterproof, but it is daily-life water resistant. The fold-down eyecups and compact size make it suitable for small hands.

Specification as published on the Shinyzen source data for this model
ModelWD45
Magnification6x or 8x
Objective Diameter21 mm
Prism SystemRoof, BK7
CoatingGreen+blue standard, all blue or all green available
Waterproof and FogproofNo, daily-life water resistant only
Focus SystemCentre focus
EyecupsFold-down
Tripod AdaptableNo
Manufactured InChongqing, China
Standard Quotation BasisFOB Chongqing Port
Why It Sells

Key Benefits

Kids Binoculars WD45 8x21 Binoculars for Children: Designed for children above 4 years old with a compact size and lightweight build

Fold-down eyecups allow for easy use with or without glasses

Available in 6x and 8x magnification to suit different viewing needs

Green+blue coating standard, with options for all blue or all green coating

BK7 prisms standard, with BAK4 available as an option

Compact 21 mm objective diameter reduces weight and size for young users

Application Scenarios

Where It Is Used

Classroom or nature field trips where children explore birds, plants and animals

Outdoor play and family hikes where binoculars are used casually

Children’s educational programs focused on wildlife and nature observation

Gifts for young children who are beginning to explore the world through optics

School science projects involving basic optical principles and magnification

Buyer Fit

Who It Is For

  • Kids education brands developing hands-on learning tools
  • Outdoor and nature retailers selling beginner binoculars for children
  • Amazon and e-commerce sellers targeting young users with branded products
  • Importers replacing non-customisable or generic children’s binoculars
  • Optics brands building a low-cost entry-level product line for young users
Pain Points

Problems It Solves

01

A lack of child-sized binoculars that are easy to hold and use

02

The cost of waterproof models when only daily-life resistance is needed

03

The difficulty of finding a binocular with adjustable eyecups for children who wear glasses

04

The challenge of sourcing a product with customisable branding for a private label

05

Uncertainty in product fit for small hands due to oversized or heavy designs

Build

Technical Features

  • Roof prism (BK7) layout with standard BK7 prisms
  • Kids Binoculars WD45 8x21 Binoculars for Children: Green+blue coating across the optical train as standard
  • Fold-down eyecups for use with or without glasses
  • Centre focus system with no dioptre adjustment
  • No tripod adaptability
  • Non-waterproof, not nitrogen filled, daily-life water resistant only
  • Magnification available in 6x and 8x
  • Objective diameter of 21 mm
  • Compact size designed for children above 4 years
Materials

Materials

  • Kids Binoculars WD45 8x21 Binoculars for Children: BK7 optical glass prisms as the standard specification
  • Green+blue multi-coating on lenses and prisms
  • Plastic housing with fold-down eyecups
  • Rubber grip on the body for better handling by small hands
Manufacturing Process

How It Is Made

Kids Binoculars WD45 8x21 Binoculars for Children: Optical element grinding and coating to the agreed green+blue recipe

Prism cementing and alignment using BK7 as standard

Body assembly on the roof binocular line in the Chongqing factory

Collimation and image check on every unit

Final inspection before packing

Checks Before Packing

Quality Control

  • Kids Binoculars WD45 8x21 Binoculars for Children: Collimation checked on every assembled unit before it leaves the line
  • In-process checks by Shinyzen staff based twenty minutes from the factory
  • Buyer led factory audit and pre shipment inspection can be arranged on request
  • No IPX7 or nitrogen fill verification required as the model is non-waterproof
OEM and ODM

Customisation Options

  • Coating changed from standard green+blue to all blue or all green
  • Prism specification changed between BK7 and BAK4
  • Prism and penta prism coatings specified separately
  • Logo, brand name, private label and packaging method customisable
  • Packing method and retail box design to the buyer's artwork
  • Colour options available beyond the standard green+blue
Honest Comparison

Compared With Other Models

WD45 6x21
The 6x offers lower magnification but a wider field of view, better for beginners and younger children
WD45 8x21 Waterproof Version
The waterproof version is nitrogen filled and IPX7 rated; this model is not, so it is cheaper but not suitable for wet use
Porro Prism Kids Models
Porro models have larger objectives and more light gathering but are bulkier and harder for small hands to manage
Adult 8x21 Models
Adult models are heavier and larger; this model is sized and weighted for children above 4 years
Setting It Up

Use Guide

  • Kids Binoculars WD45 8x21 Binoculars for Children: Adjust the barrel spacing until the two images merge into one circle
  • Close the right eye and turn the centre focus wheel until the left image is sharp
  • Close the left eye and adjust the right dioptre ring if needed
  • Fold down the eyecups when wearing glasses and keep them up when not
  • Hold the binoculars with both hands and keep them steady for better viewing
  • Wipe the lenses with a soft cloth if they get dirty; avoid water exposure
FAQ

Questions About the Kids Binoculars WD45 8x21 Binoculars for Children

Is the WD45 8x21 waterproof or only water resistant?

It is not nitrogen filled and is not waterproof. It is daily-life water resistant, meaning it can survive light splashes but should not be submerged.

Can the magnification be changed from 8x to 6x?

Yes. The model is available in both 6x and 8x magnification. Choose the version that suits your target age group.

Can we change the coating and prism?

Yes. The standard coating is green+blue. All blue or all green coating is available. The standard prism is BK7; BAK4 is also available. Prism and penta prism coatings can be specified separately.

Can we add our own logo and brand?

Yes. Logo, brand name, private label, and packing method are all customisable. Different customisations affect cost, so send your artwork for a quote.

Where is it made and on what terms do you quote?

It is produced in our factory in Chongqing, China. Quotations are normally based on FOB Chongqing Port unless otherwise requested.

Can you ship straight to an Amazon warehouse?

Yes. Shipping direct to Amazon warehouses is supported alongside sea freight, air freight and courier.

Quote the Kids Binoculars WD45 8x21 Binoculars for Children

Send the quantity, the branding you need and the destination. We reply with a specification sheet and an FOB Chongqing price.