Finite LM Series
Coaxial tube lens, Mechanical tube length 240mm
 |
Coaxial tube lens, Mechanical tube length 240mm / long working distance objective lens |
SPECIFICATIONS
| Model# |
PLM-3
|
LM-5
|
LM-10
|
| Magnification |
3x
|
5x
|
10x
|
| Working distance |
12.5mm
|
21mm
|
12.3mm
|
| Focal distance ( f ) |
37.9mm
|
22.17mm
|
11.72mm
|
| N.A |
0.10
|
0.25
|
0.4
|
| Resolution |
3.4µm
|
1.3µm
|
0.8µm
|
| Focal Depth（±D.F） |
27.5µm
|
4.4µm
|
1.7µm
|
| Weight |
52g
|
85g
|
88g
|
| Model# |
LM-20
|
LM-40
|
LM-Plan100xDRY
|
| Magnification |
20x
|
40x
|
100x
|
| Working distance |
12.2mm
|
6.8mm
|
3.4mm
|
| Focal distance ( f ) |
11.45mm
|
6.06mm
|
2.33mm
|
| N.A |
0.30
|
0.45
|
0.80
|
| Resolution |
1.1µm
|
0.7µm
|
0.4µm
|
| Focal Depth（±D.F） |
3.0µm
|
1.4µm
|
0.4µm
|
| Weight |
76g
|
82g
|
95g
|
Note: Resolution and focal depth of objective lens is calculated using the wavelength of (λ=0.55nm). R=0.61×0.55/N.A Focal depth ±D (μm ) =λ/ ( 2 (N.A)2 )
ACCESSORIES:
MS-240:F20-W frosted filter / MS-240-S : F20-W frosted filter , spare lamp 7388 ( 6V20W ) / FA-621R power supply ( Refer on page 40 ) 1 each
Catalog and Dimensions (click to download pdf)
