[Crystal Clear & Scratch ​] Crafted from ​ mineral glass these watch glass lenses offer exceptional clarity and smooth ​ treatment. the surface is free from scratches ensuring accurate readings every time. perfect for laboratory use where precision is paramount.
[High Temperature & Chemical ​] Designed to withstand extreme conditions these lenses are highly ​ to both high temperatures and chemical ​. their durable construction ensures a long service life making them ideal for rigorous lab environments.
[Complete Set of 34 Pieces] This package includes 34 pieces of watch glass lenses with diameters ranging from 16mm to 32.5mm. the ample quantity ensures you have enough for various applications making it a cost effective solution for your needs.
[Impact ​ & Durable] The mineral glass material provides outstanding impact resistance ensuring the lenses remain intact even under heavy use. their robust design makes them a reliable choice for both laboratory and watch repair applications.
[Versatile Lab & Watch Accessory] These watch glass lenses are perfect for use as laboratory measuring cup lids or as replacement watch lenses. their versatility and ​ make them a must have ​ and hobbyists alike.

Spec:
Item Type: Watch Glass Lens
Material: Mineral glass
Uses: Laboratory measuring cup cover, watch lens accessories
Diameter Range: Approx. 16 ~ 32.5mm / 0.6 ~ 1.3in
Quantity: 34 Pieces

Package List:
34 x Watch Glass Lens