







🔍 See the unseen, authenticate with confidence.
The Ade Advanced Optics Chelsea Filter is a precision gemological tool designed to distinguish natural from synthetic gemstones by transmitting specific deep red (690nm) and yellow-green (570nm) wavelengths. Its compact, foldable design makes it ideal for both lab and field use, while its durable build ensures long-term reliability. Essential for detecting treatments and enhancements, this filter is a must-have for professional gemologists seeking accurate gemstone authentication.





| ASIN | B008U1JBV0 |
| Batteries required | No |
| Customer Reviews | 4.4 4.4 out of 5 stars (67) |
| Date First Available | 2 December 2013 |
| Included components | Arts, Crafts and Sewing^Jewelry Making^jewelry-making-accessories |
| Is assembly required | No |
| Item model number | ChelseaBK |
| Product Dimensions | 5.08 x 5.08 x 5.08 cm; 32 g |
Q**U
Easy to brings and need more using cost
M**Z
Si sabes utilizarlos, es funcional
A**S
Great Chelsea filter for gemology! Highly recommend if you need something affordable and effective. Very sturdy leather case too!
N**9
Came on time and packaged very nicely.
D**A
This product is exactly what is described. Used to see if the specimen/gem is coloured with chromium. Can be used to identify genuine natural vs synthetic (or simulant) gems, such as emeralds and rubies. Happy with this purchase.
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Hace 1 mes
Hace 1 mes