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Astronomy
(3)
Telescope accessories
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Optical length
Optical length
The optically effective length of the component.
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25
(3)
0
(13)
0,1 - 2,0
(2)
0,3
(3)
0,3, 0,5, 1
(1)
0,5
(3)
0,5/0,8/1
(1)
0,65
(1)
1
(21)
1,0
(1)
1,1
(1)
1,5
(10)
1,5 & 22,5
(1)
1,7
(1)
1,8
(1)
10,1
(1)
10,8
(1)
11,3
(1)
2
(16)
10
(15)
11
(8)
12
(3)
13
(1)
15
(5)
16
(4)
16.5
(1)
17
(2)
18
(4)
19
(2)
20
(8)
21
(2)
22
(1)
23
(1)
100
(1)
110
(1)
12,5
(2)
12,7
(1)
120
(2)
13,5
(1)
16,45
(2)
16-20
(2)
17 - 23
(1)
19,5
(1)
2,1
(1)
2,5
(4)
20,5 - 30
(1)
20,5 - 31
(1)
21,5
(1)
23-30
(1)
23-36
(1)
3
(6)
24
(1)
26,5
(2)
26.5 / 29
(1)
27-30
(1)
3,5
(2)
4
(8)
30
(6)
30,2
(1)
31
(2)
33
(5)
33,9
(1)
34
(1)
35
(3)
36,5
(3)
36,6
(2)
37
(1)
37,5
(1)
37.3
(1)
38
(1)
4,3
(1)
4,5
(1)
4,8
(1)
4-9
(1)
5
(12)
6
(4)
7
(5)
8
(7)
9
(4)
40
(9)
41
(1)
42
(1)
42,3
(1)
43-53
(2)
44
(1)
45
(1)
47
(1)
48
(1)
49
(1)
50
(2)
50,5
(1)
51
(1)
55
(3)
56
(1)
57
(1)
6,2
(1)
61
(1)
63-97
(1)
64
(1)
65
(1)
67
(1)
7,5
(5)
7,5 - 10,5
(1)
7,5 - 30
(1)
7/14/28
(1)
73
(1)
75
(1)
8,3
(6)
8,4
(1)
8,5
(3)
8,6
(1)
80
(2)
85
(1)
9,50 - 10,25
(2)
9,8
(2)
90
(1)
99
(1)
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Manufacturer
ASToptics
(3)
Price
< 110 $
(3)
Availability
in stock
(2)
short-term
(1)
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Categories:
Astronomy
Optical length:
25
Products 1 - 3 of 3
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ASToptics
Extension Tube M48 Filter thread - 25mm Length 2"
$ 57.00
ready for shipping in
24 h
ASToptics
Easy-Grip Twist-Lock adapter (M42 to 1.25")
( 5 / 5 )
$ 79.00
ready for shipping in
24 h
ASToptics
Easy Grip Twist-Lock adapter (M48 to 1.25")
$ 79.00
ready for shipping in
3-5 weeks
