With Dual Light-System, incidental as well as trans-illumination, both of which can be used individually or simultaneously. 2x and 4x objectives are mounted on revolving turret. One pair of 10x WF eyepiece. (A) Packed in Thermobox (B) Packed in Wooden box Optional : 1. Above models are available with objective combinations of 1x & 2x or 1x & 3x 2. For 15x Eyepiece pair