Optical Instrument Lens 20d 78d 90d For Slit Lamp Examination Fundus Aspheric Retinal Lens Ophthalmic Diagnostic
- Category: >>>
- Supplier: Shenzhen,Aist,Industrial,Co.,Ltd.
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Product Overview
Description
20D Specifications:
1. Magnification ratio: 2.97X
2. Static FOV: 50°
3. Working distance: 47mm
4. Clear Aperture: Ø48mm
5. Dimension: Ø56*20mm
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78D Specifications:
1. Magnification ratio: 0.98X
2. Static FOV: 88°
3. Working distance: 7.0mm
4. Clear Aperture: Ø26mm
5. Dimension: Ø33*14mm
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90D Specifications:
1. Magnification ratio: 0.75X
2. Static FOV: 94°
3. Working distance: 5.0mm
4. Clear Aperture: Ø18mm
5. Dimension: Ø25*13mm
1. Magnification ratio: 2.97X
2. Static FOV: 50°
3. Working distance: 47mm
4. Clear Aperture: Ø48mm
5. Dimension: Ø56*20mm
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78D Specifications:
1. Magnification ratio: 0.98X
2. Static FOV: 88°
3. Working distance: 7.0mm
4. Clear Aperture: Ø26mm
5. Dimension: Ø33*14mm
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90D Specifications:
1. Magnification ratio: 0.75X
2. Static FOV: 94°
3. Working distance: 5.0mm
4. Clear Aperture: Ø18mm
5. Dimension: Ø25*13mm
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Common Problem
Q:How long is your delivery time?
A: The time of delivery is 4-7 days after received your payment, by fast express.15~35 days by sea.2~6 days by air to buyer’s nearest air port.
Q:What is your terms of payment?
A: If amount ≤ 1000 USD, 100% in advance, if amount ≥ 1000 USD, T/T 30% as deposit, and 70% balance before shipping. We'll show you the photos of the products and package.
Payment terms: Alibaba Trade assurance, T/T, L/C, Western Union，Alipay，Money Gram, PayPal ...
Trade terms: EXW, FOB, CIF, DDU...
Trade terms: EXW, FOB, CIF, DDU...
Q: How to order?
A: Tell me the Items model and quantity you order. I will make the Proforma Invoice for you. And will arrange the items after got your payment.
Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q: How long is warranty for items?
A: 18 month
Q: How to deal with the faulty?
A: First, our products are produced in strict quality control system, but if any faulty, we'll send new spare parts for free in 18 month warranty
Secondly, our after-sales department will periodically follow up customers.
Secondly, our after-sales department will periodically follow up customers.
Q: How can get the shipping cost?
A: You tell us your destination port or delivery address, we check the Sea Freight or Air Freight for you based on your requirement.
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