Specifications of body as above but provided with Binocular observation head inclined at 45 rotatable through 360 and with inter-pupillary adjustment.
J-3A : With Huygenian eye-pieces 10X, 15X (Paired) Achromatic objectives : 5X, 10X, 45X & 100X - oil immersion (spring loaded) detachable mechanical stage. Magnification : 50X to 1500X.
J-3AH : Same as J-3A but with 10x w.f. Paired eye piece and built-in co-axial mechanical stage.