Silver 100~200mm Solar Filter Baader Film Metal Cover For Astronomical Telescope

Description

Solar Filter Baader Film Metal Cover for Astronomical Telescope 1pcs
Frame material: aluminum alloy
Use step and precautions:
1, Use a lens cloth or cover to cover the finder lens to avoid operation!
2, Check the Bard film directly at the sun to check if there is light leakage, and it is strictly forbidden to use it.
3. After the test is completed, put the Bard film cover on the light inlet, and check the fixation.
When it is intact, measure the light at the eyepiece and operate without abnormal light!
4. During the observation process, don't allow people on the side to move the Bard membrane cover easily.
100mm
-
-
-
-
-
Outer Diameter of cover: 1
0
0mm.
Optical aperture:
7
5
mm.
For
70
-1
92
mm obje
ctive lens.
Density of film:
5.0.
Quantity:1pc
120mm-----
Outer Diameter of cover: 1
2
0mm.
Optical aperture:
9
5
mm.
For 90
-1
1
2mm objective lens.
Density of film: 5.0.
Quantity:1pc
1
4
0mm
-
-
-
-
-
Outer Diameter of cover: 140mm.
Optical aperture:1
15
mm.
For 110-132mm objective lens.
Density of film: 5.0.
Quantity:1pc
1
6
0
mm-----
Outer Diameter of cover: 1
6
0mm.
Optical aperture:1
3
5mm.
For 1
30
-1
5
2mm objective lens.
Density of film: 5.0.
Quantity:1pc
1
8
0mm
-
-
-
-
-
Outer Diameter of cover: 1
8
0mm.
Optical aperture:1
5
5mm.
Fo
r 1
5
0-1
7
2mm objective lens.
Density of film: 5.0.
Quant
ity:1pc
20
0mm-----
Outer Diameter of cove
r: 20
0mm.
Optical aperture:1
7
5mm.
For 1
7
0
-1
9
2mm objective lens.
Density of film: 5.0.
Quantity:1pc