1 / 6Monochromatic Light source for Gems Refractometer. Gemstone Gemological Testing
Brand: Ade Advanced Optics
In stock
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- Ships from
- US
- Format
- Buy It Now
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opticsfactory
120,203 feedback · 99.3 positive
Specifications
- Brand
- Ade Advanced Optics
About this product
Monochromatic Light Source for Gems Refractometer – Gemstone Testing Enhance your gemstone testing setup with this high-quality monochromatic light source designed for use with refractometers and other gemological instruments. 589nm Monochromatic Light Source for Gem Refractometers This is an individual narrow-bandwidt…Read full descriptionShow less
Monochromatic Light Source for Gems Refractometer – Gemstone Testing
Enhance your gemstone testing setup with this high-quality monochromatic light source designed for use with refractometers and other gemological instruments.
589nm Monochromatic Light Source for Gem Refractometers
This is an individual narrow-bandwidth (monochromatic) light source operating at approximately 589nm, ideal for gemstone refractive index testing.
The light source is compatible with most gem refractometers on the market, including GIA-brand and generic refractometers.
Simply operate it like a flashlight by positioning the light over the refractometer’s window during testing.
Important Notes
- Listing is for the light source only
- Gem refractometer is NOT included
Power
- Operates on one (1) AA battery
- Battery included for U.S. domestic orders
- Battery not included for international shipments (due to shipping restrictions)
📦 What’s Included
- One (1) monochromatic light source
- (No additional refractometer or accessories included unless shown)
📋 Condition Details
This item is new and unused in original condition — perfect for replacing aging light sources or upgrading your gemological test bench.
🚚 Shipping & Policies
- Fast handling and secure packaging
- Buyer pays return shipping unless otherwise stated
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1 listing from 1 seller. Prices update periodically. Only one listing of this exact product was found; more sellers appear here as they are discovered.
- Lowest price
- $22.26
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- 1from 1 seller
| Seller | Condition | Ships from | Price | Shipping | Delivery & returns | Total | |
|---|---|---|---|---|---|---|---|
opticsfactory via eBay 99.3% positive · 120,203 ratings Highly rated seller | New | United States | $22.26Lowest price | Free | Est. Oct 22 – Oct 24 | $22.26 | View Deal |
Seller ratings are the feedback eBay reports for each seller. "Highly rated" means at least 98% positive from at least 100 ratings. Total = price + shipping, shown only when the listing states its shipping cost.
Price history
Lowest price available each day, tracked since Oct 7, 2026 (22 days).
- Current lowest
- $22.26
- Previous price
- No change yet
- Lowest recorded
- $22.26
- Highest recorded
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