Microscope objective lens
MITUTOYO

FEATURES
* The long working distance type objectives
provide excellent clearance between the
lens surface and the workpiece surface
in focus, making it possible to observe
workpieces which are usually hard-to-focus
because of awkward projections.
378-856 378-857 378-858
M Plan Apo and M Plan Apo SL
objectives for bright field observation
BD Plan Apo and BD Plan Apo SL
objectives for bright/dark field observation
Near-infrared radiation corrected M Plan Apo NIR
objectives
Near-ultraviolet radiation corrected M Plan Apo
NUV objectives
Ultraviolet radiation corrected M Plan UV objectives
Reticles (optional)
516848: Cross-hair
516576: Broken cross hair (90º and 60º)
516578: Concentric circle
(Diametric increment: 1.2mm)
516577: 20mm scale
(Minimum reading: 0.1mm) with cross hair
516849: 10mm scale (Minimum reading: 0.1mm)
516850: 5mm scale (Minimum reading: 0.05mm)
516851: 10x10mm section
(Minimum section: 1x1mm)
SPECIFICATIONS
Order No.
(2pcs. set)
Magnification
Field
number
Mass Individual
order No.
378-856 10X 24 85g 378-856-5
378-857 15X 16 40g 378-857-5
378-858 20X 12 55g 378-858-8
Refer to the Microscope Units leaflet (E4191)
for more details.
* The metallurgical plan apochromatic
(M Plan Apo) objective is an excellent
optical system. This objective provides
a flat, chromatic aberration-free image
throughout the field of view, making it is
suitable for any type of microscope.

Please refer to our web site for more information.