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Categories
Astronomy
(9)
Telescope accessories
(9)
Astrophotography
(2)
Adaptors
(7)
Show main categories
Optical length
Optical length
The optically effective length of the component.
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35
(9)
-65
(2)
0
(20)
0,1 - 2,0
(3)
0,3
(4)
0,3, 0,5, 1
(2)
0,5
(7)
0,5/0,8/1
(2)
0,6
(1)
0,6-1,4
(1)
0,65
(1)
0,8
(1)
1
(27)
1,0
(3)
1,05
(1)
1,1
(1)
1,2
(1)
1,4
(4)
1,5
(11)
1,5 & 22,5
(1)
1,7
(1)
1,8
(1)
10
(29)
10,1
(1)
10,5
(4)
10,8
(1)
11
(13)
11,3
(1)
11,5
(2)
12
(8)
12,4 & 17,4
(1)
12,5
(2)
12,7
(1)
13
(1)
13,2
(1)
13,5
(4)
14
(3)
15
(13)
15 - 20
(2)
16
(5)
16,5
(2)
16,7
(1)
16-20
(2)
16.5
(1)
17
(3)
17 - 23
(1)
17,3
(2)
17,5
(1)
17,8
(1)
18
(3)
180,05
(1)
19
(2)
19,5
(1)
2
(25)
2,0
(2)
2,1
(1)
2,25
(1)
2,5
(7)
20
(6)
20 - 60
(1)
20,5 - 30
(1)
20,5 - 31
(1)
21
(5)
21,5
(1)
22
(2)
22,5
(1)
22,7
(1)
100
(1)
110
(13)
112
(1)
120
(2)
23,5 - 27
(1)
23,8
(1)
23-30
(1)
24
(3)
25
(9)
26
(1)
26,5
(3)
27-30
(1)
3
(10)
28
(4)
29
(1)
3,5
(2)
30
(14)
30,2
(1)
30,5
(1)
4
(16)
5
(30)
6
(7)
7
(16)
8
(16)
9
(8)
31
(3)
32
(1)
32 - 38
(1)
33
(1)
33,9
(1)
34
(1)
36,5
(3)
36,6
(2)
37
(1)
37,5
(3)
38
(1)
38,5
(1)
4,3
(1)
4,5
(3)
4,8
(1)
4-9
(1)
40
(9)
40,5
(1)
41
(2)
42
(1)
42,3
(1)
43
(1)
43-53
(2)
44
(1)
45
(1)
45,3
(1)
47
(3)
47,5
(1)
48
(2)
49
(1)
5,2
(1)
5,3
(1)
5,5
(1)
50
(7)
51
(1)
53
(1)
55
(3)
56
(1)
57
(1)
58 (2") & 50 (M54)
(1)
6,2
(1)
6,5
(2)
60
(1)
61
(2)
63-97
(1)
64
(2)
65
(3)
66
(1)
67
(1)
7,5
(10)
7,5 - 10,5
(1)
7,5 - 30
(1)
7,7
(1)
7/14/28
(1)
70
(2)
73
(1)
75
(1)
78
(1)
8,3
(7)
8,4
(1)
8,5
(3)
8,6
(1)
80
(3)
84
(1)
85
(2)
87,5
(1)
88
(1)
9,50 - 10,25
(4)
9,8
(2)
90
(1)
90-125
(1)
93,5
(1)
94
(1)
> -30
(1)
>90
(1)
>95
(1)
Min 18
(1)
Select multiple items
Manufacturer
ASToptics
(1)
Baader
(1)
Omegon
(2)
PegasusAstro
(1)
TS Optics
(4)
Connection (to the telescope)
Connection (to the telescope)
Specifies the product's connection or connection thread on the telescope connection end. The same adapter dimension must always be available on the telescope.
Click to read more...
1,25"
(3)
2"
(3)
M36x0.75
(1)
M48
(1)
M54
(1)
Price
< 60 $
(8)
60 - 120 $
(1)
Availability
in stock
(5)
short-term
(4)
Categories:
Astronomy
>
Telescope accessories
Optical length:
35
Products 1 - 9 of 9
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Omegon
2“ Extension tube, 35mm optical path
$ 29.90
ready for shipping in
24 h
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Omegon
Extension tube Horizon 1.25" 35mm T2
$ 8.90
ready for shipping in
24 h
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PegasusAstro
Adapter M54 - 2
$ 46.90
ready for shipping in
24 h
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TS Optics
Extension tube 35mm 1.25"
$ 32.90
ready for shipping in
3-7 days
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Baader
Adapter ClickLock M54/2"
$ 112.00
ready for shipping in
1-2 weeks
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ASToptics
M36X0.75 to 1.25" adapter
$ 28.90
ready for shipping in
24 h
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TS Optics
Camera adaptor M48/Canon EOS R & EOS RP
$ 46.90
Product can be shipped as of
15.09.2026
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TS Optics
Extension tube 35mm 2"
( 4 / 5 )
$ 38.90
ready for shipping in
24 h
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TS Optics
Adapter Adaptor 1.25" to C-Mount Thread
RRP: $ 27.90
Our price:
$ 18.90
ready for shipping in
3-7 days
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