UK Warehouse: Only adapted to clients in the United Kingdom with free shipping. Remote locations require additional shipping.

USA Warehouse: Only adapted to clients in the United States with free shipping. Remote locations require additional shipping.

We ship worldwide to nearly every country across the globe, we employ the services of major, trusted international carriers to ensure your package arrives at your destination fast and securely.

For laser machine product and high-value products(value ≥$1000) , we don't offer 30-return policy. Please confirm your request before your purchase.

Wenn Sie von uns zukünftig regelmäßig Informationen über Neuheiten, Preissenkungen und exclusive Sonderangebote erhalten möchten, registrieren Sie sich einfach für unsere FOTOMAIL.

After you have successfully placed your order you will receive the email confirmation from us. If you have any requests for your order, kindly let us know as soon as possible before your item enters the processing stage.

20221025 — The magnification of a simple magnifier is the ratio of 250 mm divided by the lens focal length. 250 mm is chosen by common convention as the ...

* Endpreise für Kunden in Deutschland inkl. in Deutschland gültiger Mehrwertsteuer zzgl. Versandkosten und ggf. Nachnahmegebühren, wenn nicht anders beschrieben        ** statt bisheriger Preis im Brenner FOTOKATALOG

For pre-sale products, after the client confirms the estimated date of the product, it is unacceptable to cancel the order during the waiting period then. If the client strongly request this, since our product is in transport, the client needs to pay compensation for Cloudray (35% of your order payment)

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All Pre-sale Products can’t be canceled during the waiting period after confirmation of customers. Please take reference of estimated arrival date on product details.

Cloudray is equipped with four main oversea warehouses. All warehouse products can only be shipped to the related countries, which didn’t support multinational transport.

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In most cases, the package will be delivered within the estimated time of arrival. However, the actual delivery date may be affected by flight arrangements, weather conditions and other external factors. Please refer to the tracking information for the most accurate delivery date.

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If your request for a refund exceeds the time on the return policy, we will not offer you any refund or exchange, except in special cases.To complete your return, we require a receipt or proof of your order. If your products are not purchased from our official website https://www.cloudraylaser.com/, but purchased through cloudray store on amazon/ebay etc., we will not be responsible for your order according to our policy. And in this circumstance, you will need to go to your buyer for after-sales service. Under this condition, please do not return your purchase to the manufacturer directly.

... (2) of section 28-320. (2) A person who violates this section is guilty of a Class ID felony. If a person who violates this section has previously been ...

To return your product, please email us(info@cloudray.com) to get the shipping address, and we will give you a returned address. Except for quality problems, you will have to pay for your own shipping costs of item returning. Return shipping costs are non-refundable. Depending on where you live, it may take different time for your ordered and exchanged product to reach you. We will also update the tracking number of your order by email so that you can get the logistics information of your package.

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Diameter (mm./inches). Ring Size. DK/EU. US. UK. Japan. 14.0 mm. / 0.56′′. 44 mm. 44. 3. E. 4. 14.4 mm. / 0.57′′. 45 mm. 45. 3¼. F. 5½. 14.7 mm. / 0.58′′.

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Note: The percentage of service fees mentioned above is based on the total price of goods. If you require an exchange machine that costs more than you paid for, you'll have to pay the difference.

We will carry out strict quality controls on your machines and ensure they are properly packed before preparing them for shipment.

UK Warehouse: Only adapted to clients in the United Kingdom with free shipping. Remote locations require additional shipping.

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All Laser machines have 2-year warranty after purchase. During the warranty period, we will be responsible for all machine failure and damage except personal improper use, maintenance, or storage.

If you find any manufacturing defect, malfunction, or parts missing after receiving your machine, and cloudray technician confirms that the issue is covered by the warranty and cannot be fixed, you will be able to request an exchange service.

Normally, our return policy only for laser accessories support 30 days easy return service after receipt. This return policy will come into effect when completing your order.

After we receive the returned machine and check it over, we will process the refund and send you the relevant proof by email, which usually takes 3-5 business days to process. All refunds are in US dollars. When the refund will reach your account also depends on the efficiency of your paying bank. If you haven't received your refund for a long time after we process your refund, please check with the paying bank.

Note: For tracking numbers, it may take a few days before they become active on the tracking website. If the information is not available please try again later. Please rest assured that the estimated shipping time is valid regardless of the tracking site updates.

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USA Warehouse: Only adapted to clients in the United States with free shipping. Remote locations require additional shipping.

We will carry out strict quality controls on your machines and ensure they are properly packed before preparing them for shipment.

Cloudray is equipped with four main oversea warehouses. All warehouse products can only be shipped to the related countries, which didn’t support multinational transport.

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Aug 2, 2015 — Physics and Astronomy Labs/Optics: Thin lens equation (ray diagram) ... relates the focal length f of the lens, the image distance S1, and the ...

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After the confirmation of your order and the full payment, there will be 5-7 processing day which contains machine production and continuous machine test to ensure the quality of the laser beam, once it is finished we will arrange shipment for your order.

To exchange your product, please email us (info@cloudray.com) to state your situation first. Please do not return your machines directly, and we will not be responsible for the lost items in this case.

After you have successfully placed your order you will receive the email confirmation from us. If you have any requests for your order, kindly let us know as soon as possible before your item enters the processing stage.

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For pre-sale products, after the client confirms the estimated date of the product, it is unacceptable to cancel the order during the waiting period then. If the client strongly request this, since our product is in transport, the client needs to pay compensation for Cloudray (35% of your order payment)

Normally, our exchange policy starts when you receive the goods and ends 1 month after receipt. The exchange policy only applies to machines purchased from the official website https://www.cloudraylaser.com/.

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After the confirmation of your order and the full payment, there will be 5-7 processing day which contains machine production and continuous machine test to ensure the quality of the laser beam, once it is finished we will arrange shipment for your order.

Please contact us to process return and refund instead of opening a chargeback, as the dispute is open, your original payment will be blocked by the bank or Paypal( depends on your payment method), we can’t process the refund to your account until the dispute is ended which will make the refund longer process longer.

All Pre-sale Products can’t be canceled during the waiting period after confirmation of customers. Please take reference of estimated arrival date on product details.

Note: For tracking numbers, it may take a few days before they become active on the tracking website. If the information is not available please try again later. Please rest assured that the estimated shipping time is valid regardless of the tracking site updates.

It usually takes 7-15 business days to process the exchange, and the transportation time depends on the distance and logistics. If you need to pay for some fees, we will ship your exchange machine after the payments arrive on our account.

If your products are not purchased from our official website https://www.cloudraylaser.com/ but purchased through cloudray store on other shopping platforms, we will not be responsible for your order.

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In most cases, the package will be delivered within the estimated time of arrival. However, the actual delivery date may be affected by flight arrangements, weather conditions and other external factors. Please refer to the tracking information for the most accurate delivery date.

Notice Again: Please don't hire any third party to fix your laser machine or any machine problem, Cloudray repair station will be responsible for them. A 2-year warranty is under the condition that all repair jobs will be operated by Cloudray officials, as you hire a third party to fix the machine, the 2-year warranty will be invalid.

All refunds must be processed after our confirmation that you send the correct product and they are in good condition. If any damage and loss led by the customer during the return progress, we will not be responsible for the loss. Please directly contact the responsible logistics providers.

RING SIZE CONVERSION CHART: INSIDE DIAMETER(INCHES) INSIDE DIAMETER(MM) INSIDE CIRC. (INCHES) ... 16.1 mm, 1.991", 50.6 mm, 5 1/2, K 1/2. 0.642", 16.3 mm, 2.016 ...

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We ship worldwide to nearly every country across the globe, we employ the services of major, trusted international carriers to ensure your package arrives at your destination fast and securely.