Burette Set Size:50 ml The large lens is 2X

The large lens is 2X with a 5/8" dia 2X bifocal inset (ignore the description on the box)

Its design

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and general household use

Burette Set Size:50 ml The large lens is 2XBurette Set Burette Set Chemistry 10ml 25ml 50ml 100ml We are highly appreciated for offering our clients with the best Glass Burette. Fabricated by making use of quality tested required basic material, these offered products are highly appreciated for their longer service life and resistance against resistance. To meet divergent demands of the clients, we have made the offered products available in different sizes and capacities.