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In every telescope, the focuser is attached close to the focal point of the light-gathering optic. Eyepieces can be connected to the focuser. For astrophotography, a camera is attached to the focuser, and the focuser serves to focus the camera.

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ZWO Electronic Automatic Focuser EAF N
ZWO
Electronic Automatic Focuser EAF N
$ 281.66
ready for shipping in 24 h
ZWO Electronic Automatic Focuser EAF Pro
ZWO
Electronic Automatic Focuser EAF Pro
$ 457.46
ready for shipping in 24 h
Omegon Focuser Newton Hybrid Crayford Dual Speed 2"
Omegon
Focuser Newton Hybrid Crayford Dual Speed 2"
( 4.75 / 5 )
$ 328.61
ready for shipping in 24 h
Omegon 2'' Crayford focuser for Newtonian telescopes
Omegon
2'' Crayford focuser for Newtonian telescopes
$ 78.91
ready for shipping in 24 h
Omegon Pro Focus Motor Estia
Omegon
Pro Focus Motor Estia
$ 268.68
ready for shipping in 24 h
Omegon 2'' SC Hybrid Crayford focuser, dual speed
Omegon
2'' SC Hybrid Crayford focuser, dual speed
$ 448.47
ready for shipping in 24 h
Omegon Pro 2'' Newtonian Crayford focuser, dual speed
Omegon
Pro 2'' Newtonian Crayford focuser, dual speed
$ 198.76
ready for shipping in 24 h
Omegon 2'' helical focuser
Omegon
2'' helical focuser
( 5 / 5 )
$ 88.89
ready for shipping in 24 h
Skywatcher 2" Crayford Focuser for Explorer Newtonian Reflectors
Skywatcher
2" Crayford Focuser for Explorer Newtonian Reflectors
( 5 / 5 )
$ 229.73
ready for shipping in 24 h
Omegon 2'' Newtonian Crayford focuser, dual speed 1:10
Omegon
2'' Newtonian Crayford focuser, dual speed 1:10
$ 168.80
ready for shipping in 24 h
ZWO Adapter to connect EAF focusing motor to Celestron C8 & C9.25 telescopes
ZWO
Adapter to connect EAF focusing motor to Celestron C8 & C9.25 telescopes
$ 81.90
ready for shipping in 3-5 weeks
ZWO Hand Controller for EAF Motor Focus
ZWO
Hand Controller for EAF Motor Focus
$ 81.90
ready for shipping in 3-5 weeks
ZWO Helical Focuser 1.25"
ZWO
Helical Focuser 1.25"
( 5 / 5 )
$ 116.86
ready for shipping in 3-5 weeks
Omegon Alpha Crayford focuser 2" for Newtonian telescopes
Omegon
Alpha Crayford focuser 2" for Newtonian telescopes
$ 78.91
ready for shipping in 24 h
PrimaLuceLab SESTO SENSO 3 focusing motor
PrimaLuceLab
SESTO SENSO 3 focusing motor
$ 328.61
ready for shipping in 24 h
iOptron Automatic Focuser iAFS2 2"
iOptron
Automatic Focuser iAFS2 2"
$ 519.38
ready for shipping in 6-10 weeks
Celestron Focus Motor for SC- and EdgeHD-Telescopes
Celestron
Focus Motor for SC- and EdgeHD-Telescopes
( 5 / 5 )
$ 375.55
ready for shipping in 24 h
TS Optics short T2 Helical Focuser & Adapter
TS Optics
short T2 Helical Focuser & Adapter
RRP:  $ 116.86
Our price:
$ 81.90
ready for shipping in 3-7 days
TS Optics Focuser R&P RC 2"
TS Optics
Focuser R&P RC 2"
$ 304.64
ready for shipping in 1-2 weeks
ASToptics 1.25" helical focuser (M42/T2)
ASToptics
1.25" helical focuser (M42/T2)
$ 116.86
ready for shipping in 24 h
ZWO CAA-M42 Adapter
ZWO
CAA-M42 Adapter
$ 58.93
ready for shipping in 24 h
PegasusAstro FocusCube v3 Universal focusing motor
PegasusAstro
FocusCube v3 Universal focusing motor
$ 340.59
ready for shipping in 24 h
PrimaLuceLab ESATTO 2" Robotic Microfocuser
PrimaLuceLab
ESATTO 2" Robotic Microfocuser
$ 799.05
ready for shipping in 1-2 weeks
Skywatcher Dual-Speed 2" Crayford Focuser for Refractors
Skywatcher
Dual-Speed 2" Crayford Focuser for Refractors
$ 328.61
ready for shipping in 1-2 weeks
Baader Focuser Diamond Steeltrack BDS-RT 2"
Baader
Focuser Diamond Steeltrack BDS-RT 2"
$ 422.50
ready for shipping in 1-2 weeks
Baader Focuser Diamond Steeltrack BDS-NT 2"
Baader
Focuser Diamond Steeltrack BDS-NT 2"
$ 405.52
ready for shipping in 1-2 weeks
Omegon adapter for attaching a 2'' Crayford focuser to a Skywatcher OTA
Omegon
adapter for attaching a 2'' Crayford focuser to a Skywatcher OTA
( 2.5 / 5 )
$ 78.91
ready for shipping in 24 h
Omegon Focuser Feathertouch FTF33235B-A BigRC
Omegon
Focuser Feathertouch FTF33235B-A BigRC
RRP:  $ 997.81
Our price:
$ 798.05
ready for shipping in 24 h
TS Optics Micro Helical Focuser T2 1,25"
TS Optics
Micro Helical Focuser T2 1,25"
$ 87.90
ready for shipping in 24 h
Bresser Gear set, 1:8 for Messier Hexafoc focuser
Bresser
Gear set, 1:8 for Messier Hexafoc focuser
( 2.33 / 5 )
$ 116.86
ready for shipping in 1-2 weeks
Skywatcher Dual-Speed 2" Low Profile Crayford Focuser for Newtonian Reflectors
Skywatcher
Dual-Speed 2" Low Profile Crayford Focuser for Newtonian Reflectors
$ 329.61
ready for shipping in 1-2 weeks
Skywatcher Schmidt Cassegrain Dual-Speed 2" Focuser for SCT Telescopes
Skywatcher
Schmidt Cassegrain Dual-Speed 2" Focuser for SCT Telescopes
$ 281.66
ready for shipping in 1-2 weeks
ZWO Adapter to connect EAF focusing motor to Celestron C11 & C14 telescopes
ZWO
Adapter to connect EAF focusing motor to Celestron C11 & C14 telescopes
$ 81.90
ready for shipping in 24 h
ZWO Adapter for EAF Motor Focus on Takahashi
ZWO
Adapter for EAF Motor Focus on Takahashi
$ 58.93
ready for shipping in 24 h
KineOptics Focuser HC-2 Helical Crayford 2"
KineOptics
Focuser HC-2 Helical Crayford 2"
$ 292.65
ready for shipping in 1-2 weeks
TS Optics Focuser Monorail R96 2"
TS Optics
Focuser Monorail R96 2"
$ 294.65
ready for shipping in 3-7 days