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.

Omegon
Focuser Newton Hybrid Crayford Dual Speed 2"
( 4.75 / 5 )
$ 330.95
ready for shipping in 24
h

Omegon
2'' Crayford focuser for Newtonian telescopes
$ 69.41
ready for shipping in 24
h

Omegon
2'' Newtonian Crayford focuser, dual speed 1:10
$ 170.00
ready for shipping in 24
h

Omegon
Alpha Crayford focuser 2" for Newtonian telescopes
$ 79.47
ready for shipping in 24
h

Omegon
2'' SC Hybrid Crayford focuser, dual speed
$ 471.78
ready for shipping in 24
h

Omegon
2'' helical focuser
( 5 / 5 )
$ 89.53
ready for shipping in 24
h

Omegon
Steeltrail 2'' Newtonian dual speed Crayford focuser
$ 290.71
ready for shipping in 24
h

Omegon
Pro 2'' Newtonian Crayford focuser, dual speed
$ 200.18
ready for shipping in 24
h

Baader
Focuser Diamond Steeltrack BDS-SC 2"
$ 428.52
ready for shipping in 24
h

ZWO
Helical Focuser 1.25"
( 5 / 5 )
RRP:
$ 162.96
RRP:
$ 162.96
Our price:
$ 157.93
ready for shipping in 24
h

Skywatcher
2" Crayford Focuser for Explorer Newtonian Reflectors
( 5 / 5 )
$ 229.35
ready for shipping in 1-2
weeks

TS Optics
short T2 Helical Focuser & Adapter
RRP:
$ 116.69
Our price:
$ 81.48
ready for shipping in 3-7
days

KineOptics
Focuser HC-2 Helical Crayford 2"
$ 291.72
ready for shipping in 1-2
weeks

TS Optics
Focuser R&P RC 2"
$ 303.79
ready for shipping in 1-2
weeks

Omegon
Focuser Feathertouch FTF33235B-A BigRC
RRP:
$ 1,004.92
Our price:
$ 803.73
ready for shipping in 24
h

ASToptics
1.25" helical focuser (M42/T2)
$ 116.69
ready for shipping in 24
h

Baader
Focuser Diamond Steeltrack BDS-RT 2"
$ 421.48
ready for shipping in 1-2
weeks

Baader
Focuser Diamond Steeltrack BDS-NT 2"
$ 404.38
ready for shipping in 1-2
weeks

TS Optics
Micro Helical Focuser T2 1,25"
RRP:
$ 87.52
Our price:
$ 75.44
ready for shipping in 24
h

TS Optics
Focuser Monorail M117x1 2"
RRP:
$ 268.58
Our price:
$ 158.94
ready for shipping in 3-7
days

TS Optics
Focuser Monorail R86 2"
$ 293.73
ready for shipping in 3-7
days

PrimaLuceLab
ESATTO 2" Robotic Microfocuser
$ 794.68
ready for shipping in 24
h

ASToptics
Helical focuser for 50mm finder-scopes
$ 139.82
ready for shipping in 24
h

KineOptics
Focuser HC-1 Helical Crayford 1,25"
$ 257.52
ready for shipping in 24
h

TS Optics
Focuser Monorail SC 2"
$ 291.72
ready for shipping in 3-7
days

TS Optics
Focuser UNC Gen 2 Newton 2"
$ 303.79
ready for shipping in 3-7
days

Starlight Instruments
Feather Touch 3.5" focuser Body with brake
$ 1,518.95
ready for shipping in 3-6
months

TS Optics
Focuser Crayford 2"
$ 233.37
ready for shipping in 3-7
days

Starlight Instruments
Feather Touch FTF2015BCR Lightweight focuser with integrated Paracorr System (SIPS) Coma Corrector
$ 2,806.53
ready for shipping in 3-6
months

Skywatcher
Dual-Speed 2" Crayford Focuser for Refractors
$ 326.93
ready for shipping in 1-2
weeks

ASToptics
1.25" helical focuser (M36)
$ 116.69
ready for shipping in 3-5
weeks

Artesky
Focuser UltraLight 2" V3
$ 291.72
ready for shipping in 3-5
weeks

Starlight Instruments
Focuser Paracorr SIPS coma corrector system
RRP:
$ 2,685.82
Our price:
$ 2,384.04
ready for shipping in 3-6
months

Lunt Solar Systems
Focuser conversion kit for LS130MT
$ 704.15
ready for shipping in 1-2
weeks

Skywatcher
Schmidt Cassegrain Dual-Speed 2" Focuser for SCT Telescopes
$ 280.65
ready for shipping in 1-2
weeks

TS Optics
Focuser R&P 2"
$ 303.79
ready for shipping in 3-7
days