Microscopes feature widefield 10x eyepieces with 4x, 10x, 40x, and 100x oil immersion DIN achromatic objectives and coarse and fine focus controls. A 12 V, 20 W halogen illuminator provides excellent lighting efficiency. The inclined head rotates 360°. The 140 x 135 mm stage has built-in, low-position graduated mechanical specimen holder and coaxial controls.