TS Optics
Collimation cap for Newtonian telescopes 1.25"
$ 13.90
ready for shipping in 24
h
Bobs Knobs
Knobs for SkyWatcher Newtonian Secondary
$ 45.90
ready for shipping in 24
h
TS Optics
Ronchi eyepiece 1,25"
$ 58.00
ready for shipping in 24
h
Bobs Knobs
Rändelschrauben für Sekundärspiegel von Celestron SC EdgeHD 800
$ 58.00
ready for shipping in 24
h
TS Optics
Collimation Eyepiece for Newtonian Telescopes Concenter 2"
$ 99.00
ready for shipping in 24
h
Bobs Knobs
Knobs for C8 f/10 Secondary with Metric Collimation Screw Threads
$ 58.00
ready for shipping in 24
h
Bobs Knobs
Springs for Newtonian 8”, 10”, and 12” Primary
$ 39.90
ready for shipping in 24
h
Bobs Knobs
SCT 9.25" Fastar
$ 45.90
ready for shipping in 24
h
Bobs Knobs
Knobs for C6 f/10 Secondary with Metric Collimation Screw Threads
$ 52.00
Sale price:
$ 35.37
ready for shipping in 24
h
Bobs Knobs
SCT 11" f/10 metric Fastar
$ 45.90
ready for shipping in 24
h
Bobs Knobs
Knobs for Meade Lightbridge and GSO Dobsonians Secondary Mirror
$ 45.90
ready for shipping in 24
h
Bobs Knobs
Secondary mirror knurled screws for Meade Lightbridge Mini Dobsonian
$ 45.90
Sale price:
$ 23.90
ready for shipping in 24
h
Bobs Knobs
GM-8, G-11 tripod
$ 68.00
Sale price:
$ 17.06
ready for shipping in 24
h
TS Optics
Artificial Star LED collimator 2"
$ 270.00
ready for shipping in 3-7
days
TS Optics
Knurled Screws M4 45 mm
$ 30.90
ready for shipping in 1-2
weeks
Bobs Knobs
Celestron StarSense Explorer 8"/10"
$ 58.00
ready for shipping in 24
h
Bobs Knobs
SCT 12" 3- and 4-screw f/10
$ 39.90
Sale price:
$ 27.36
ready for shipping in 24
h
Bobs Knobs
SCT 11" f/10 standard
$ 39.90
ready for shipping in 24
h
TS Optics
Collimation Eyepiece for Newtonian Telescopes Concenter 1.25"
$ 91.00
ready for shipping in 24
h
TS Optics
Adjustment eyepiece For RC, cassegrain and DK telescopes
$ 457.00
ready for shipping in 1-2
weeks
Bobs Knobs
SCT 10" f/10 6-screw
$ 39.90
Sale price:
$ 27.36
ready for shipping in 24
h
Bobs Knobs
SCT 8" f/10 3-screw
$ 39.90
ready for shipping in 24
h
Bobs Knobs
SCT 10" f/10 3-screw
$ 39.90
Sale price:
$ 27.36
ready for shipping in 24
h
Bobs Knobs
GM-8, G-11 elevation lock
$ 58.00
Sale price:
$ 17.06
ready for shipping in 24
h
Bobs Knobs
Knobs for Newtonian 10” Primary
$ 68.00
Sale price:
$ 34.23
ready for shipping in 24
h
Bobs Knobs
Knobs for Newtonian 12” Primary
$ 68.00
Sale price:
$ 49.11
ready for shipping in 24
h
Bobs Knobs
SCT 11" f/10 metric
$ 58.00
Sale price:
$ 28.51
ready for shipping in 24
h
Bobs Knobs
SNT 10" secondary
$ 58.00
Sale price:
$ 15.90
ready for shipping in 24
h
Bobs Knobs
Meade SCT 10" widefield f/6.3
$ 58.00
Sale price:
$ 39.90
ready for shipping in 24
h
Bobs Knobs
Knobs for C5 f/10 Secondary with Metric Collimation Screw Threads
$ 45.90
Sale price:
$ 22.78
ready for shipping in 24
h
Bobs Knobs
16" RC (GSO)
$ 52.00
Sale price:
$ 25.07
ready for shipping in 24
h
Bobs Knobs
SCT 14" f/11 set screw
$ 39.90
Sale price:
$ 19.35
ready for shipping in 24
h
TS Optics
Additional module for LED collimator
$ 93.00
ready for shipping in 1-2
weeks
Bobs Knobs
GSO 6" Classical Cassegrain Secondary
$ 58.00
Product can be shipped as of 01.10.2026
Bobs Knobs
GSO 8" Classical Cassegrain Secondary
$ 58.00
Product can be shipped as of 01.10.2026
Bobs Knobs
SCT 5" f/10 metric
$ 58.00
Product can be shipped as of 01.10.2026