Skip to content

Astronomy Specialist

Search

Menu

BRANDS
TELESCOPES
- TELESCOPES
- ASTROGRAPHS
  
  CELESTRON
  
  OFFICINA STELLARE
  
  PLANEWAVE
  
  SHARPSTAR
  
  SKY-WATCHER
  
  TAKAHASHI
- BINOCULARS
  
  APM
  
  CELESTRON
- CASSEGRAIN
  
  BAADER
  
  CELESTRON
  
  SKY-WATCHER
- COMPUTERIZED
  
  CELESTRON
- DALL-KIRKHAM
  
  TAKAHASHI
  
  OFFICINA STELLARE
  
  PLANEWAVE
- DOBSONIAN
  
  GEOPTIK
  
  SKY-WATCHER
  
  OPTIQUES FULLUM
- NEWTONIAN
  
  ARTESKY
  
  GSO
  
  SAXON
  
  SKY-WATCHER
- REFRACTORS
  
  ASKAR
  
  APM
  
  TAKAHASHI
  
  SHARPSTAR
  
  SKY-WATCHER
  
  WILLIAM OPTICS
  
  ZWO
- RITCHEY-CHRETIEN
  
  GSO
  
  OFFICINA STELLARE
  
  PLANEWAVE
- SMART TELESCOPES
  
  ZWO SEESTAR
- SOLAR
  
  BAADER
  
  DAYSTAR
  
  SKY-WATCHER
- SPOTTING SCOPES
  
  CELESTRON
MOUNTS
CAMERAS
ACCESSORIES
OBSERVATORIES
SPECIALS
BLOG
ABOUT US
ENGINEERING

METRIC ADAPTERS

(221 products)

Sort by

Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Compare

View as List Grid

FiltersFilter & Sort

Applied Filters

Clear all

Sort by

Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Brand

APM (2)
Askar (1)
Baader Planetarium (69)
Daystar (2)
Optec (2)
Prima Luce Lab (15)
Takahashi (7)
Teleskop Service (27)
Testar (40)
Wanderer Astro (2)
William Optics (1)
ZWO (19)

Clear

Availability

In stock (182)
Out of stock (40)

Clear

Price

From $

-

To $

From To

Clear

Threads

Clear

Optical thickness

0.5 mm (1)
1.5 mm (1)
3 mm (1)
Optical thickness 7.3 mm (1)
Optical thickness: 0 mm (15)
Optical thickness: 0.1 mm (1)
Optical thickness: 0.15 mm (1)
Optical thickness: 0.15 - 1 mm (1)
Optical thickness: 0.2 mm (1)
Optical thickness: 0.3 mm (2)
Optical thickness: 0.3 - 1.0 mm (4)
Optical thickness: 0.4 mm (1)
Optical thickness: 0.5 mm (5)
Optical thickness: 0.6 mm (1)
Optical thickness: 0.7 mm (1)
Optical thickness: 0.8 mm (3)
Optical thickness: 1 mm (11)
Optical thickness: 1.4 mm (1)
Optical thickness: 1.5 mm (2)
Optical thickness: 2 mm (14)
Optical thickness: 2.1 mm, 6.2 mm (1)
Optical thickness: 2.5 mm (1)
Optical thickness: 3 mm (11)
Optical thickness: 4 mm (4)
Optical thickness: 4.3 mm (1)
Optical thickness: 4.5 mm (1)
Optical thickness: 5 mm (19)
Optical thickness: 5 - 40 mm (1)
Optical thickness: 5.3 mm (1)
Optical thickness: 5.5 mm (1)
Optical thickness: 6 mm (4)
Optical thickness: 6.5 mm (1)
Optical thickness: 6.7 mm (1)
Optical thickness: 7 mm (10)
Optical thickness: 7.5 mm (2)
Optical thickness: 7.5 - 40 mm (1)
Optical thickness: 7.5 - 100 mm (1)
Optical thickness: 8 mm (7)
Optical thickness: 8.6 mm (1)
Optical thickness: 9 mm (7)
Optical thickness: 9.5 mm (1)
Optical thickness: 9.50 - 10.25 mm (3)
Optical thickness: 9.75 - 10.50 mm (1)
Optical thickness: 10 mm (8)
Optical thickness: 11 mm (6)
Optical thickness: 11.4 mm (1)
Optical thickness: 11.5 mm (1)
Optical thickness: 12 mm (2)
Optical thickness: 12 - 16 mm (1)
Optical thickness: 12.5 mm (2)
Optical thickness: 12.7 mm (1)
Optical thickness: 13 mm (3)
Optical thickness: 13 - 31 mm (1)
Optical thickness: 13.5 mm (1)
Optical thickness: 14 mm (3)
Optical thickness: 14 mm, 20 mm (1)
Optical thickness: 15 mm (4)
Optical thickness: 15 - 18 mm (4)
Optical thickness: 15 - 20 mm (1)
Optical thickness: 16.5 mm (2)
Optical thickness: 17 - 23 mm (1)
Optical thickness: 20 mm (2)
Optical thickness: 20 - 29 mm (1)
Optical thickness: 20.5 - 30 mm (1)
Optical thickness: 21 mm (2)
Optical thickness: 22.5 mm (1)
Optical thickness: 26 mm (1)
Optical thickness: 28 mm (2)
Optical thickness: 29 - 35.5 mm (2)
Optical thickness: 29 - 46 mm (1)
Optical thickness: 35 mm (1)
Optical thickness: 39.5 mm (1)
Optical thickness: 50 mm (2)
Optical thickness: 52 mm (1)

Clear

Compare

M68 EXTENSION TUBE - 8mm
In stock

Regular price $49^00AUD

View details
Compare

M68 EXTENSION TUBE - 9mm
In stock

Regular price $49^00AUD

View details
Compare

M68 SPACER - 0.15mm
In stock

Regular price $15^00AUD

View details
Compare

M68 SPACER - 0.2mm
In stock

Regular price $15^00AUD

View details
Compare

M68 SPACER - 0.3mm
In stock

Regular price $15^00AUD

View details
Compare

M68 SPACER - 0.4mm
In stock

Regular price $15^00AUD

View details
Compare

M68 SPACER - 0.5mm
Very low stock (1 unit)

Regular price $15^00AUD

View details
Compare

M68 SPACER - 0.6mm
In stock

Regular price $15^00AUD

View details
Compare

M68 SPACER - 0.7mm
In stock

Regular price $15^00AUD

View details
Compare

M68 SPACER - 0.8mm
In stock

Regular price $15^00AUD

View details
Compare

M68 SPACER - 1mm

Regular price $15^00AUD

View details
Compare

M68 SPACER SET 0.15 - 1mm
Very low stock (1 unit)

Regular price $119^00AUD

View details
Compare

M68 VARIABLE EXTENSION 15 - 18mm
In stock

Regular price $159^00AUD

View details
Compare

OPTEC LEPUS M48 CAMERA ADAPTER

Regular price $149^00AUD

View details
Compare

OPTEC LEPUS M54 CAMERA ADAPTER

Regular price $149^00AUD

View details
Compare

PRIMA LUCE LAB 5mm M48 EXTENSION
In stock

Regular price $55^00AUD

View details
Compare

PRIMA LUCE LAB 5mm T2 (M42) EXTENSION
Very low stock (1 unit)

Regular price $35^00AUD

View details
Compare

PRIMA LUCE LAB 7mm M48 EXTENSION
In stock

Regular price $55^00AUD

View details
Compare

PRIMA LUCE LAB 7mm T2 (M42) EXTENSION

(1)

Regular price $35^00AUD

View details
Compare

PRIMA LUCE LAB 9mm M48 EXTENSION
Very low stock (1 unit)

Regular price $55^00AUD

View details
Compare

PRIMA LUCE LAB 9mm T2 (M42) EXTENSION

(1)

In stock

Regular price $45^00AUD

View details
Compare

PRIMA LUCE LAB M42 (T2) TO 2" PHOTOGRAPHIC ADAPTER
In stock

Regular price $45^00AUD

View details
Compare

PRIMA LUCE LAB M48 FEMALE ADAPTER FOR ARCO 2"
Very low stock (1 unit)

Regular price $85^00AUD

View details
Compare

PRIMA LUCE LAB M48 FEMALE to M42 MALE 5mm
In stock

Regular price $39^00AUD

View details
Compare

PRIMA LUCE LAB M48 MALE to M42 FEMALE 3mm
In stock

Regular price $39^00AUD

View details
Compare

PRIMA LUCE LAB M48 SPACER - 0.5mm
Very low stock (1 unit)

Regular price $23^00AUD

View details
Compare

PRIMA LUCE LAB M48 SPACER - 1mm
Very low stock (1 unit)

Regular price $23^00AUD

View details
Compare

PRIMA LUCE LAB M48 TO 2" PHOTOGRAPHIC ADAPTER
In stock

Regular price $45^00AUD

View details
Compare

PRIMA LUCE LAB T2 (M42) SPACER - 1mm
Very low stock (1 unit)

Regular price $23^00AUD

View details
Compare

PRIMA LUCE LAB T2 (M42) SPACER - 0.5mm
Very low stock (1 unit)

Regular price $25^00AUD

View details
Compare

STAINLESS STEEL FINE TUNING SPACER RING - T2 THREAD 0.3mm
Very low stock (1 unit)

Regular price $25^00AUD

View details
Compare

STAINLESS STEEL FINE TUNING SPACER RING - T2 THREAD 0.5mm

Regular price $25^00AUD

View details
Compare

STAINLESS STEEL FINE TUNING SPACER RING - T2 THREAD 1.5mm

Regular price $25^00AUD

View details
Compare

TAKAHASHI AUX RING 50 TKA23250
Very low stock (1 unit)

Regular price $179^00AUD

View details
Compare

TAKAHASHI CA RING 102 TKA23202
Very low stock (1 unit)

Regular price $139^00AUD

View details
Compare

TAKAHASHI CA-35 (TSA-102) ADAPTER TKA23201
Very low stock (1 unit)

Regular price $199^00AUD

View details
Compare

TAKAHASHI CA-35 ADAPTER TKA31202

Regular price $139^00AUD

View details
Compare

TAKAHASHI CA-35 ADAPTER TKA32202
Very low stock (1 unit)

Regular price $139^00AUD

View details
Compare

28% off

TAKAHASHI CAMERA ANGLE ADJUSTER TKA23200

Sale price $459^00AUD Regular price $639⁰⁰

View details
Compare

TAKAHASHI M72 - M56 ADAPTER TKA19205
In stock

Regular price $119^00AUD

View details
Compare

TESTAR ADAPTER BETWEEN ESATTO 3.5" AND SHARPSTAR SCA260
In stock

Regular price $249^00AUD

View details
Compare

TESTAR ADAPTER ESATTO 2" - M48 FEMALE
In stock

Regular price $149^00AUD

View details
Compare

TESTAR ADAPTER FOR ESATTO 3" & SHARPSTAR 2.5" REDUCER

Regular price $99^00AUD

Contact Us
Compare

TESTAR ADAPTER FOR ESATTO 3" AND ESPRIT 120 / 150 REDUCER
Very low stock (1 unit)

Regular price $199^00AUD

View details
Compare

TESTAR ADAPTER FOR GSO RC FOCUSER & SHARPSTAR REDUCER
In stock

Regular price $159^00AUD

View details
Compare

TESTAR ADAPTER M72 - APM RIFLAT1 FLATTENER
Very low stock (1 unit)

Regular price $199^00AUD

View details
Compare

TESTAR ESATTO 3" M81 EXTENSION 10mm
Very low stock (1 unit)

Regular price $99^00AUD

View details
Compare

TS-OPTICS M48 TILTER

Regular price $89^00AUD

View details
Compare

TS-OPTICS M68 TILTER

Regular price $179^00AUD

View details
Compare

ULTRASHORT M48 TO CANON EOS 1.4 mm
Very low stock (1 unit)

Regular price $79^00AUD

View details

Showing 200 of 221

Your cart

Your cart is empty

Subtotal:$0^00AUD

Loading...

EXPLORE

Terms of Service
Refund Policy
Shipping Policy
Privacy Policy
Quick Order

NEWSLETTER

Join our mailing list for updates, exclusive offers and astronomy news.

Email

CONTACT

Phone: 02 83281234

Mon - Fri 10:00 - 17:30, Sat 10:00 - 14:00

33/1-5 Thew Parade, Cromer, 2099, NSW Australia.

Drop us an email

Facebook
YouTube
Instagram

Payment methods accepted

Country/Region

Australia (AUD $)

© 2026 Testar Australia.

Compare /15

Loading...

Loading...

Choose options

Item added to your cart.

View cart