Parfocal Zoom Eyepiece (updated 2024-11-08)

Overview of the Orion 824mm Pro Lanthanum Zoom Eyepiece [upl. by Puna210]
Duration: 3:13
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Duration: 0:29
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Duration: 3:35
11,4K weergaven | 5 apr. 2020
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Duration: 14:21
10,3K weergaven | 27 jan. 2023
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Duration: 1:22
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What are Parfocal Lenses [upl. by Okikuy]
Duration: 2:43
21,8K weergaven | 16 nov. 2019
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Duration: 0:51
3,3K weergaven | 4 feb. 2015
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Duration: 11:47
12,4K weergaven | 15 jul. 2022
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Duration: 12:46
15,6K weergaven | 13 jan. 2023
Celestron Zoom Eyepiece 125 in  824mm  Full Review [upl. by Ahsitnauq]
Duration: 5:42
25,7K weergaven | 29 sep. 2019
SVBONY SV170 125quot 1030mm zoom eyepiece [upl. by Savihc]
Duration: 1:09
1,1K weergaven | 18 nov. 2020
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Duration: 10:10
1,2K weergaven | 11 jan. 2021
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Duration: 2:50
8,5K weergaven | 28 aug. 2021
Rainbow H6x8 II Zoom Lens on GH2  Parfocal Test [upl. by Ahsaetan]
Duration: 2:34
3,6K weergaven | 24 mei 2012
Great Eyepieces and Accessories to consider  Eyepieces Buying Guide 2021 [upl. by Bloch]
Duration: 23:23
31,8K weergaven | 17 dec. 2021
Ocular Lens Focusing Technique [upl. by Metah893]
Duration: 1:02
26,7K weergaven | 1 dec. 2013
Microscopy Eyepieces Stephen Ross [upl. by Aronal]
Duration: 2:57
6,4K weergaven | 17 nov. 2013
SvBony SV171 Review  824mm Zoom Eyepiece Review [upl. by Noissap]
Duration: 8:15
20,8K weergaven | 11 nov. 2020
Introduction to the NEW DiaScope from ZEISS [upl. by Darrelle371]
Duration: 4:37
64K weergaven | 1 okt. 2010
Zoom Eyepieces Are they any good [upl. by Munt]
Duration: 9:44
20,5K weergaven | 7 nov. 2022
How to Parfocal your Microscope [upl. by Geis420]
Duration: 0:49
4,1K weergaven | 14 apr. 2010
How to Choose Eyepieces  Orion Telescopes and Binoculars [upl. by Anerual]
Duration: 12:51
225,8K weergaven | 30 mrt. 2012



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