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 (184)
Out of stock (38)

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

BAADER 2" M68 FOUR-IN-ONE ADAPTER
Very low stock (1 unit)

Regular price $159^00AUD

View details
Compare

BAADER 2" NOSEPIECE - M42 & M48
In stock

Regular price $79^00AUD

View details
Compare

BAADER 2" NOSEPIECE TO M54 MALE
In stock

Regular price $65^00AUD

View details
Compare

BAADER ADAPTER 2" SC FEMALE - M42 MALE 1.5mm
In stock

Regular price $59^00AUD

View details
Compare

BAADER ADAPTER 2" SC FEMALE TO M42 MALE 9mm
In stock

Regular price $89^00AUD

View details
Compare

BAADER ADAPTER 2" SC MALE - M42 FEMALE
In stock

Regular price $49^00AUD

View details
Compare

BAADER ADAPTER 2" SC MALE - T2 (M42) MALE
In stock

Regular price $69^00AUD

View details
Compare

BAADER ADAPTER 2" to 1.25" WITH T2 THREAD
In stock

Regular price $79^00AUD

View details
Compare

BAADER ADAPTER 3.3" SC FEMALE - M68 FEMALE
In stock

Regular price $229^00AUD

View details
Compare

BAADER ADAPTER 60.2mm - 2" FOR PENTAX REFRACTORS

Regular price $65^00AUD

View details
Compare

BAADER ADAPTER FOR STEELTRACK RT & SKYWATCHER 80ED / 100ED
Very low stock (1 unit)

Regular price $75^00AUD

View details
Compare

BAADER ADAPTER M42 MALE - M42 MALE WITH 1.25" FILTER THREAD
In stock

Regular price $59^00AUD

View details
Compare

BAADER ADAPTER M48 MALE - M42 FEMALE

(1)

In stock

Regular price $45^00AUD

View details
Compare

BAADER ADAPTER M48 MALE - M42 MALE
In stock

Regular price $55^00AUD

View details
Compare

BAADER ADAPTER M48 MALE TO M42 FEMALE 2.5mm
In stock

Regular price $39^00AUD

View details
Compare

BAADER ADAPTER M54 FEMALE - M48 MALE
In stock

Regular price $65^00AUD

View details
Compare

BAADER ADAPTER M54 MALE - M48 FEMALE
In stock

Regular price $65^00AUD

View details
Compare

BAADER ADAPTER M68 FEMALE - M63 MALE
Very low stock (1 unit)

Regular price $99^00AUD

View details
Compare

BAADER ADAPTER M68 FEMALE - M74 FEMALE
In stock

Regular price $79^00AUD

View details
Compare

BAADER ADAPTER M68 MALE - 2" SC FEMALE
Very low stock (1 unit)

Regular price $89^00AUD

View details
Compare

BAADER ADAPTER M68 MALE - M48 MALE
In stock

Regular price $89^00AUD

View details
Compare

BAADER ADAPTER M68 MALE - M54 MALE
In stock

Regular price $89^00AUD

View details
Compare

BAADER ADAPTER M68 MALE - M62 MALE
In stock

Regular price $99^00AUD

View details
Compare

BAADER ADAPTER M68 MALE - T2 (M42) MALE
In stock

Regular price $119^00AUD

View details
Compare

BAADER ADAPTER M88 x 1 FOR STEELTRACK RT & VIXEN REFRACTORS

Regular price $169^00AUD

View details
Compare

BAADER ADAPTER M93 x 1 FOR STEELTRACK RT

Regular price $209^00AUD

View details
Compare

BAADER ADAPTER S52 - M68 MALE FOR BAADER WIDE T-RINGS
In stock

Regular price $79^00AUD

View details
Compare

BAADER ADAPTER SC 3.3" FEMALE - M68 MALE
In stock

Regular price $229^00AUD

View details
Compare

BAADER ADAPTER SCT 2" MALE TO M48 FEMALE
In stock

Regular price $49^00AUD

View details
Compare

BAADER DIAMOND STEELTRACK S58 - M48 ADAPTER
Very low stock (1 unit)

Regular price $49^00AUD

View details
Compare

BAADER FOCUSING EYEPIECE HOLDER 1.25" / M36.4
In stock

Regular price $85^00AUD

View details
Compare

BAADER FOCUSING EYEPIECE HOLDER 1.25" / M42
Very low stock (1 unit)

Regular price $79^00AUD

View details
Compare

BAADER FOUR-IN-ONE ADAPTER M68/T-2/M68
Very low stock (1 unit)

Regular price $179^00AUD

View details
Compare

BAADER HYPERION FINETUNING RING 14mm
In stock

Regular price $29^00AUD

View details
Compare

BAADER HYPERION FINETUNING RING 28mm
Very low stock (1 unit)

Regular price $35^00AUD

View details
Compare

BAADER HYPERION T-ADAPTER M43 FEMALE - T2 MALE
Very low stock (1 unit)

Regular price $35^00AUD

View details
Compare

BAADER M42 (T2) EXTENSION TUBE
In stock

Regular price From $39^00AUD

View details
Compare

BAADER M42 (T2) SPACER RING SET

(2)

In stock

Regular price $25^00AUD

View details
Compare

BAADER M42 (T2) SPACER RINGS
In stock

Regular price From $13^00AUD

View details
Compare

BAADER M42 (T2) TILTER
In stock

Regular price $319^00AUD

View details
Compare

BAADER M42 MALE - M42 MALE CONVERSION RING
In stock

Regular price $55^00AUD

View details
Compare

BAADER M48 EXTENSION TUBE
In stock

Regular price From $39^00AUD

View details
Compare

BAADER M48 FILTER THREAD INVERTER RING - S52 DOVETAIL
In stock

Regular price $65^00AUD

View details
Compare

BAADER M48 HEAVY DUTY QUICK CHANGER
In stock

Regular price $159^00AUD

View details
Compare

BAADER M48 MALE - M48 MALE CONVERSION RING
In stock

Regular price $45^00AUD

View details
Compare

BAADER M48 METAL DUST CAP
In stock

Regular price From $39^00AUD

View details
Compare

BAADER M48 METAL DUST CAP WITH DOVETAIL
In stock

Regular price $45^00AUD

View details
Compare

BAADER M48 SPACER RINGS

(1)

In stock

Regular price $15^00AUD

View details
Compare

BAADER M48 TILTER
In stock

Regular price $339^00AUD

View details
Compare

BAADER M54 EXTENSION TUBE
In stock

Regular price From $55^00AUD

View details

Showing 100 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