Negotiable
The date of payment from buyers deliver within days
Jiangsu
Long-term effective
2021-10-18 21:44
345
Company Profile
Danyang Xingda Optical Instrument Co., LtdBy certification [File Integrity]
Contact:dyxingdady(Mr.)
Email:
Telephone:
Phone:
Area:Jiangsu
Address:Jiangsu
Website:http://www.trial-lens-sets.com/ http://dyxingdady.sxcxty.com/
Product Name | Universal Trial Frame (UTF-T4880R) |
Dimensions | 200*120*65mm |
Net Weight | 53g |
Name
1.Pupil distance adjustment range: binocular pupil distance range: 48 - 80 mm; left and right pupil distance: 24 - 40 mm each; the minimum scale value: 1 mm.
2.Axis scale:left scale: 130 °~ 0 °~ 120 °; right scale: 50 °~ 180 °~ 60 °.The axis scale increases anticlockwise along the axis of the frame, and the marking interval is 5°.
3.Effective internal aperture of frame: Φ 33.5 mm.
4.The number of lenses that can be inserted into the left and right frames: 5 (the front is 3 and the back is 2).
5.Rotation degree of optical axis of lens in inner ring of frame: 360 °
6.The nonparallelism between the optical axis of the lens and the geometric axis of the frame: ≤ 2.5 °.
7.The difference between the optical center and the geometric center of the lens: ≤ 0.5 mm.
8.Displacement of the lens relative to the geometric center of the frame: ≤0.3 mm.
9.Adjustment range of nose pad: adjustable length: 0~25 mm; angle: arbitrary angle.
10.Adjustable length range of the left and right frame leg: 0~30 mm.
Question 1: There are many unqualified products in the market, how can you make sure your quality control?
Answer: We have past CE, ISO9001, ISO13485.
Question 2: How about your production capacity, and how can you make sure my goods would be delivery timely?
Answer: Supply Ability: 5000Pairs/month, late delivery refund 0.1%usd per day.
Question 3: How about your design ability? Do you offer OEM service?
Answer: Yes, we do.We have our own design department, and have offer design service for thousands of cooperative partner.
Question 4: Can i place one small order for first time to test the quality?
Answer: Small order are also welcomed, and we offer new customers 3% discount for first order and offer free sample.But we need MOQ for mass production.
Question 5: Can I visit your factory?
Answer: Your are welcome to visit our factory, and we offer free hotel and free car.
http://www.trial-lens-sets.com/