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[ 光學鏡組 | Correct | Finite DM/Finite LM LENS Series) ]

 

Finite DM/Finite LM LENS Series

 

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  • coaxial
  • straight

■ Finite DM LENS Series

correct dm series

■ Coaxial tube lens, Mechanical tube length
■ 210mm (finite) / Objective lens DM series

Series of Finite objective lenses of mechanical tube length of 210mm.
Choice of optical Magnification of 5X, 20X , 35X , 40X , 50X, 100X .

■ Specification

Model No.
DM.5×
DM.10×
DM.20×
DM.35×
DM.40×
DM.50×
DM.Plan100×DRY
Magnification
5X
10X
20X
35X
40X
50X

100X

Working distance
18mm
7.5mm
2.2mm
6.9mm
0.6mm
0.45mm
0.44mm
Focal length ( f )
37.9mm
22.17mm
11.72mm
6.06mm
5.78mm
4.66mm
2.17mm
N.A
0.10
0.25
0.4
0.45
0.65
0.68
0.9
Resolution
3.4μm
1.3μm
0.8μm
0.7μm
0.5μm
0.5μm
0.4μm
Focal Depth (±D.F)
27.5μm
4.4μm

1.7μm

1.35μm
0.7μm
0.6μm
0.3μm
Weight
52g
11.5
16.3
85g
95g
95g
99g
Accessories Note: Resolution and MS-210:F20-W frosted filter / MS-210-S : F20-W frosted filter , spare lamp 7388 ( 6V20W ) / FA-621R power supply ( Refer on page 40 ) 1 each
Note: Resolution and focal depth of objective lens is calculated using the wavelength of (λ=0.55nm).   R=0.61x0.55/N.A  Focal depth ±D ( μm ) = λ / ( 2 (N.A)2 )

 ■ Structural drawing

correct

Finite LM LENS Series

correct dm series

■ Coaxial tube lens, Mechanical tube length 240mm
■ long working distance objective lens

Series of finite objective lens of mechanical tube length of 240mm.Working distance is longer than DM series objective lenses.

■ Specification

Model No.
PLM-3
LM-5
LM-10
LM-20
LM-40
LM-Plan100×DRY
Magnification
3X
5X
10X
20X
40X
100×
Working distance
12.5mm
21mm
12.3mm
12.2mm
6.8mm
3.4mm
Focal length ( f )
78.07mm
53.88mm
22.5mm
11.45mm
6.06mm
2.33mm
N.A
0.07
0.10
0.22
0.30
0.45
0.80
Resolution
4.8μm
3.4μm
1.5μm
1.1μm
0.7μm
0.4μm
Focal Depth (±D.F)
56.2μm
27.5μm

5.6μm

3.0μm
1.4μm
0.4μm
Weight
88g
43g
73g
76g
82g
95g
Accessories Note: Resolution and 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
Note: Resolution and focal depth of objective lens is calculated using the wavelength of (λ=0.55nm). R=0.61x0.55/N.A  Focal depth ±D ( μm ) = λ / ( 2 (N.A)2 )

 ■ Structural drawing

lighting equipment

 

   
 
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update: 2020-03-27