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A T2 thread, also written T-2, has a diameter of 42mm and a thread pitch of 0.75mm. It is also sometimes written as M42x0.75.

The low pitch distinguishes it from other M42 threads.

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ZWO Camera ASI 2600 MC Pro Color
ZWO
Camera ASI 2600 MC Pro Color
RRP:  $ 3,180.00
Our price:
$ 2,687.00
ready for shipping in 24 h
Omegon Camera adaptor T2-Ring compatible with Canon EOS
Omegon
Camera adaptor T2-Ring compatible with Canon EOS
( 4 / 5 )
$ 19.90
Product can be shipped as of 15.05.2025
Omegon Camera adaptor T2-Ring für Nikon
Omegon
Camera adaptor T2-Ring für Nikon
$ 19.90
ready for shipping in 24 h
Omegon Adaptors 1.25'', 30mm extension tube
Omegon
Adaptors 1.25'', 30mm extension tube
$ 24.90
ready for shipping in 24 h
ZWO Camera ASI 2600 MM Pro Mono
ZWO
Camera ASI 2600 MM Pro Mono
RRP:  $ 4,090.00
Our price:
$ 3,457.00
ready for shipping in 24 h
ZWO Camera ASI 174 MM Mono
ZWO
Camera ASI 174 MM Mono
RRP:  $ 930.00
Our price:
$ 779.00
ready for shipping in 3-5 weeks
QHY Camera 183C Color
QHY
Camera 183C Color
$ 970.00
ready for shipping in 1-2 weeks
ZWO Camera ASI 462 MM Mono
ZWO
Camera ASI 462 MM Mono
RRP:  $ 439.00
Our price:
$ 371.00
ready for shipping in 24 h
ASToptics Camera adaptor Sony Nex / E-mount T2 adapter
ASToptics
Camera adaptor Sony Nex / E-mount T2 adapter
$ 34.90
ready for shipping in 24 h
Omegon T2 ring for Minolta AF and Sony A-Mount cameras
Omegon
T2 ring for Minolta AF and Sony A-Mount cameras
$ 29.90
ready for shipping in 24 h
Bresser Camera adaptor T2 ring compatible with Canon EOS R/RP Wide-T
Bresser
Camera adaptor T2 ring compatible with Canon EOS R/RP Wide-T
$ 28.90
ready for shipping in 1-2 weeks
Starlight Xpress Camera Trius PRO-674 Mono
Starlight Xpress
Camera Trius PRO-674 Mono
$ 2,520.00
ready for shipping in 1-2 weeks
Starlight Xpress Camera Trius PRO-674C Color
Starlight Xpress
Camera Trius PRO-674C Color
$ 2,520.00
ready for shipping in 1-2 weeks
Starlight Xpress Camera Trius PRO-825 Mono
Starlight Xpress
Camera Trius PRO-825 Mono
$ 1,860.00
ready for shipping in 24 h
Omegon C-mount male to T2 adapter female
Omegon
C-mount male to T2 adapter female
$ 24.90
ready for shipping in 24 h
Starlight Xpress Camera Trius PRO-825C Color
Starlight Xpress
Camera Trius PRO-825C Color
$ 1,860.00
ready for shipping in 1-2 weeks
Celestron Camera adaptor T2 ring for Canon EOS and ZenithStar 71/61 field flattener
Celestron
Camera adaptor T2 ring for Canon EOS and ZenithStar 71/61 field flattener
$ 32.90
ready for shipping in 24 h
Skywatcher Camera adaptor T2-Ring compatible with Canon EOS
Skywatcher
Camera adaptor T2-Ring compatible with Canon EOS
$ 21.90
ready for shipping in 24 h
Omegon Adapter T2 male to T2 male
Omegon
Adapter T2 male to T2 male
$ 19.90
ready for shipping in 24 h
Omegon Adapter M48 male to T2-thead ring female
Omegon
Adapter M48 male to T2-thead ring female
$ 24.90
ready for shipping in 24 h
Baader Camera adaptor T-Ring for Sony E/NEX bayonet with D52/M48 and T2 thread
Baader
Camera adaptor T-Ring for Sony E/NEX bayonet with D52/M48 and T2 thread
$ 52.00
ready for shipping in 24 h
Starlight Xpress Camera Trius PRO-694C Color
Starlight Xpress
Camera Trius PRO-694C Color
$ 3,150.00
ready for shipping in 24 h
Celestron Camera adaptor T2 ring for Sony E
Celestron
Camera adaptor T2 ring for Sony E
$ 44.90
ready for shipping in 24 h
ASToptics T2 ADAPTER FOR TELEVUE POWERMATE 4X
ASToptics
T2 ADAPTER FOR TELEVUE POWERMATE 4X
$ 90.00
ready for shipping in 24 h
Explore Scientific Camera Deep Sky Astro 26MP
Explore Scientific
Camera Deep Sky Astro 26MP
$ 1,820.00
ready for shipping in 1-2 weeks
Skywatcher Flattener Evoguide 50ED
Skywatcher
Flattener Evoguide 50ED
$ 131.00
ready for shipping in 24 h
TS Optics T2 Adaptor Ring for Cameras with Micro Four Thirds bayonet (Panasonic, Olympus)
TS Optics
T2 Adaptor Ring for Cameras with Micro Four Thirds bayonet (Panasonic, Olympus)
$ 53.00
ready for shipping in 3-7 days
QHY Camera 183M Mono
QHY
Camera 183M Mono
$ 1,370.00
ready for shipping in 1-2 weeks
ASToptics Nikon lens to 1.25"/T2 adapter
ASToptics
Nikon lens to 1.25"/T2 adapter
$ 102.00
ready for shipping in 24 h
Meade Basic Camera Adapter 1.25"
Meade
Basic Camera Adapter 1.25"
$ 79.00
ready for shipping in 24 h
TS Optics Tilting Collimator T2
TS Optics
Tilting Collimator T2
RRP:  $ 61.00
Our price:
$ 57.00
ready for shipping in 3-7 days
TS Optics T2 quick-release connector with 360° rotation, length 5.5mm
TS Optics
T2 quick-release connector with 360° rotation, length 5.5mm
$ 63.00
ready for shipping in 3-7 days
QHY Camera 294M Pro Mono
QHY
Camera 294M Pro Mono
$ 1,770.00
ready for shipping in 1-2 weeks
TS Optics Camera adaptor T2 ring for Sony Alpha Nex / E-mount
TS Optics
Camera adaptor T2 ring for Sony Alpha Nex / E-mount
$ 36.90
ready for shipping in 3-7 days
TS Optics Camera adaptor T2 ring for Sony E
TS Optics
Camera adaptor T2 ring for Sony E
$ 39.90
ready for shipping in 3-7 days
Omegon Adapter T2 male to c-mount male
Omegon
Adapter T2 male to c-mount male
$ 34.90
ready for shipping in 24 h