


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.
| Model | WD45 |
|---|---|
| Magnification | 6x or 8x |
| Objective Diameter | 21 mm |
| Prism System | Roof, BK7 |
| Coating | Green+blue standard, all blue or all green available |
| Waterproof and Fogproof | No, daily-life water resistant only |
| Focus System | Centre focus |
| Eyecups | Fold-down |
| Tripod Adaptable | No |
| Manufactured In | Chongqing, China |
| Standard Quotation Basis | FOB Chongqing Port |
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
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
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
Problems It Solves
A lack of child-sized binoculars that are easy to hold and use
The cost of waterproof models when only daily-life resistance is needed
The difficulty of finding a binocular with adjustable eyecups for children who wear glasses
The challenge of sourcing a product with customisable branding for a private label
Uncertainty in product fit for small hands due to oversized or heavy designs
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
- 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
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
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
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
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
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
Related Models

Green Kids Binoculars WD45 8x21 Binoculars for Children

Kids Binoculars WD45 8x21 Binoculars for Children (Grey+Orange)

Kids Binoculars WD45 8x21 Binoculars for Children (Orange+Yellow)

Kids Binoculars WD45 8x21 Binoculars for Children (yellow+black)
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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.
