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Frame Details
Prescription Details
About Calvin Klein CK21304 410
Available Lenses
We offer a variety of lenses to suit your lifestyle and vision needs. Explore our lens options below:
Everyday use for those who are near sighted (minus lens) or farsighted (plus lens).
Astigmatism prescription can also be incorporated within the lens to ensure you get clear vision.
- Tailored to one focus length
- Wide field of view
- Transparent lens
Three prescriptions in one lens to help you see objects at all distances. They provide a seamless transition between distance, intermediate, and near vision.
- 3 in 1 lens
- Transparent lens, no lines
- Clear vision at all distances
Single magnification power used to aid close-up vision like reading or using your smartphone.
- Near vision magnification
- Wide field of view
- Transparent lens
Fashion lenses have no power, but offer the essential protection and optional upgrades that a prescription lens does. If you don't need prescription lenses, these enable you to wear frames that look fully authentic and fashionable.
- Non-prescription
- Authentic look
- Essential protection
zFORT® is a revolutionary technology lens, with a pale yellow fort-like protective coating which filters out harmful blue light.
Protect your eyes from digital devices such as your smartphone or computer and help to reduce eye strain, headaches and trouble sleeping.
- Protection from harmful blue light
- Reduce artificial glare & eyestrain
- Increased comfort for computers & smartphones
Transitions lenses block out 100% of UV light and offer additional protection from the blue light emitted from electronic devices, such as your smartphone and computer.
The light intelligent lenses remain clear indoors and once the UV light hits the lens it changes to a dark tint offering comfort and protection from sunlight.
- 100% UV block
- Blue light filter
- Transparent lens, darkens with UV
Polarizing lenses eliminate glare, improves clarity and enhances contrast whilst protecting your eyes from harmful UV lightrays. Perfect for driving and outdoor sports, most notably water and winter sports.
- Eliminate glare
- UV and blue light protection
- Enhanced contrast
Mirror lenses take your sunglass frame to the next level, with a highly reflective and eye catching coating, available in a wider choice of colours.
- Reduced glare
- UV protection
- Added comfort from bright lights
Tinted lenses will help protect your eyes against UV rays with enhanced colour contrast. Choose the best colour and gradient that suits your lifestyle.
- UV protection
- Custom tint dip style
- Custom tint colour darkness
Why buy from us
Excellent Service
This is our Calvin Klein CK21304, and it's available for a great price today. Our mission is to deliver a great experience for every customer. That's why you'll find the largest selection of 100% authentic designer-brand eyewear available online at Vision Direct, powered by a team of industry experts who can help answer any queries relating to any of our products, including our related options from the Calvin Klein collection. Shop for your favourite sunglasses from your favourite designers. We have something for every budget range since we hold a wide selection of stylish, trendy designs with great quality above style. Check out our range of Blue frames and styles like Semi Rimless designs for more inspiration. You can even choose to upgrade your lens options at the checkout page. When you see that a product has been marked with our 'Best Price Guarantee', this means we'll match any lower price you find for the same item elsewhere. Just remember that you should tell our team within the fourteen-day window we give you after you confirm your purchase. Shop for new glasses in Square designs and Metal frame options.
We at Vision Direct can guarantee the authenticity of our products and as our commitment to your customer satisfaction, we'll also provide you with a warranty that lasts two years. Moreover, our lenient 100-day returns policy helps you make a decision without any pressure. We offer a vast array of eyewear that includes exclusive designs from your favourite designer brands in our selection of Calvin Klein eyeglasses. Explore the entire catalogue to find similar items like the Calvin Klein CK21520, the Calvin Klein CK22508, or the Calvin Klein CK22538. It's our mission to add convenience wherever we can, so we've developed a host of helpful online buying tools designed especially for eyewear. If you want frame colours in a specific scheme, we have a Shop by Colour page that lets you browse all our frames in the palette you like. Browse our store for choices that best suit your face shape, and you can narrow down your options if you're keen to explore whether designs like Pilot or Butterfly are best suited to you. If you need further assistance, our dedicated customer service team is always available to answer any questions or concerns you may have about our products.
Shop with Vision Direct and get the most out of your eyewear shopping experience. We aim to help you find the best frames from our catalogue that includes options for Men, Women, and Kids. Our website also includes key information you may need to have an easier time shopping. Our hardworking team of customer support representatives can always help you when you have any concerns about our eyewear items. When you purchase glasses from us, know that we have your satisfaction in mind. We'll provide you with a customer-forward 100-day returns policy and a price-match guarantee to ensure that you'll have a great online shopping experience. Plus, our fast domestic and international shipping methods make it just that bit easier for you. Browse quality options related to blue light glasses and mens glasses online and shop with confidence, knowing we're the smart and efficient alternative to in-store shopping for new glasses and lenses. Enjoy our extensive selection of premium authentic eyewear products and shop online now to have a plethora of choices.
