Specification |
Eyepiece |
Wide field WF10X(field
number:¦Ì22mm) |
|
Objective |
XJL-20
Equipped with bright field objectives
|
PL
L10X/0.25 (Work distance)£º20.2 mm |
PL
L20X/0.40 (Work distance)£º8.80 mm |
PL
L50X/0.70 (Work distance)£º3.68 mm |
PL
L100X/0.85 Dry (Work distance)£º0.40 mm |
|
XJL-20BD
Equipped with bright & dark field objectives
|
PL
L5X/0.12 BD (Work distance)£º26.1 mm |
PL
L10X/0.25 BD (Work distance)£º9.30 mm |
PL
L20X/0.40 BD (Work distance)£º7.23mm |
PL
L50X/0.70 BD (Work distance)£º2.50 mm |
Eyepiece
tube |
Inclination
angle is 45° and interpupillary distance is 53~75mm. |
Focus
system |
Coaxial coarse/fine
focus, with tension adjustable minimum division of fine
focusing is 2¦Ìm |
Nosepiece |
Quintuple (Backward
ball bearing inner locating) |
Stage
|
Mechanical stage
overall size: 242mmX200mm and moving range : 30mmX30mm. |
|
Rotundity and
rotatable stage size: maximal measurement is §¶130mm
and minimal clear aperture is less then §¶12mm. |
|
Illumination
system |
6V30W halogen
and brightness enable control., use in XJL-20 |
|
12V50W halogen
and brightness enable control., use in XJL-20BD |
|
Integrated field
diaphragm , aperture diaphragm and puller type polarizer. |
|
Equipped with
frosted glass and yellow ,green and blue filters |