Buyer Precaution

All of our lenses can not be used on SLR cameras, they are only for mirrorless cameras. Please check if the item is compatible with the machine you own.

All lenses are carefully calibrated and checked before being sold. If you have special requirements, pls contact the staff to confirm before placing the order.

Change the buyer address into English, and check the address and telephone number once more.

No address changes will be accepted after the order has been shipped.


Customs Duty

Import duties, taxes, and charges are not included in the item's price or shipping charges.

If you have special requests about your customs, such as labeling, packing, invoices, etc. Pls tell us before we send it out, we are happy to follow your instructions. Default, if you refuse Customs and make the package returned or destroyed, we don't refund or compensate.


Order Cancel

If you need to cancel the order, please contact lotus@ttartisan.com. The cancelation is only accepted before the order has been sent to the carrier. Cancellation of an order will incur a 5% handling fee.


Refund or Exchanging

Refund and Exchanging service only provided under the situation that there is the quality issue of lens(es).

  1. You have 5 days to contact us and provide us with the shipping tracking number from the date it was received. If this item is in your possession for more than 5 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT.
  2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your po#.
  3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included AFTER BOTH Buyer and Seller cancel the transaction from Shopify. OR, you may choose to have an exchange.
  4. We will bear all the shipping costs if the product(s) can not be used after the guidance of professional staff.
  5. Please be aware that there are some differences even between lenses of the same model from different brands. This is not a quality issue.
  6. No refunds will be made if the goods are lost or sent back due to the recipient not clearing the customs, refusing to accept the goods or losing contact with the recipient.


12-months Warranty

We promise one year warranty included against defects in material or workmanship.

Warranty does not cover misuse (i.e. liquid, sand, impact damage, etc.).

Free service but buyers pay for shipping and materials.


After placing an order, it means you accept all the above terms

TTArtisan / Download Center

Firmware Update

How to upgrade firmware?

Download the Firmware update file, and check out the video on how to add it.

What should I do if the computer cannot recognize the lens?

1. Check whether the data cable has data transmission function;

2. Check if the lens cap is installed correctly and if there is any damage to the metal contacts of the lens cap;

3.It is recommended to use Win7 and Win10 systems for firmware update;

What should I do if I have any other questions?

Please keep your proof of purchase and contact the customer service of the store where you purchased it.

Lens Profiles

How to add Lens Profile?

Download the Lens Profile, and check out the video on how to add it.

How to use on MacOS system?

Only Windows,MacOS is temporarily unavailable.

What should I do if I have any other questions?

Contact us.