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
  
  UNISTELLAR
  
  ZWO SEESTAR
- SOLAR
  
  BAADER
  
  DAYSTAR
  
  SKY-WATCHER
- SPOTTING SCOPES
  
  CELESTRON
MOUNTS
CAMERAS
ACCESSORIES
OBSERVATORIES
SPECIALS
BLOG
ABOUT US
ENGINEERING

Products

(1852 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

Clear

Availability

In stock (1339)
Out of stock (624)

Clear

Price

From $

-

To $

From To

Clear

Threads

Clear

Optical thickness

0 mm (1)
0.5 mm (1)
1.5 mm (1)
3 mm (1)
5 mm (1)
10 mm (2)
30 mm (1)
32 mm (1)
Optical thickness 7.3 mm (1)
Optical thickness: 0 mm (20)
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: 0.5 - 13.5 mm (1)
Optical thickness: 0.6 mm (1)
Optical thickness: 0.7 mm (1)
Optical thickness: 0.8 mm (3)
Optical thickness: 1 mm (17)
Optical thickness: 1.4 mm (1)
Optical thickness: 1.5 mm (5)
Optical thickness: 2 mm (21)
Optical thickness: 2.1 mm, 6.2 mm (1)
Optical thickness: 2.5 mm (5)
Optical thickness: 3 mm (13)
Optical thickness: 3.5 mm (3)
Optical thickness: 4 mm (7)
Optical thickness: 5 mm (26)
Optical thickness: 5.5 mm (3)
Optical thickness: 6 mm (4)
Optical thickness: 7 mm (10)
Optical thickness: 7.5 mm (2)
Optical thickness: 8 mm (9)
Optical thickness: 8.3 mm (8)
Optical thickness: 9 mm (9)
Optical thickness: 9.5 mm (2)
Optical thickness: 9.50 - 10.25 mm (3)
Optical thickness: 10 mm (14)
Optical thickness: 10.5 mm (1)
Optical thickness: 10.6 mm (1)
Optical thickness: 10.8 mm (4)
Optical thickness: 11 mm (8)
Optical thickness: 11.4 mm (1)
Optical thickness: 11.5 mm (3)
Optical thickness: 12 mm (3)
Optical thickness: 12 - 16 mm (1)
Optical thickness: 12 - 17.4 mm (1)
Optical thickness: 12.5 mm (6)
Optical thickness: 12.7 mm (2)
Optical thickness: 13 mm (3)
Optical thickness: 13 - 31 mm (1)
Optical thickness: 13.5 mm (1)
Optical thickness: 14 mm (4)
Optical thickness: 14 mm, 20 mm (1)
Optical thickness: 15 mm (7)
Optical thickness: 15 - 18 mm (4)
Optical thickness: 15 - 20 mm (2)
Optical thickness: 16.2 mm (1)
Optical thickness: 16.5 mm (2)
Optical thickness: 17 - 23 mm (1)
Optical thickness: 17.5 mm (1)
Optical thickness: 18.8 mm (1)
Optical thickness: 19 mm (1)
Optical thickness: 20 mm (4)
Optical thickness: 20 - 29 mm (1)
Optical thickness: 20.5 - 30 mm (1)
Optical thickness: 21 mm (3)
Optical thickness: 22.5 mm (1)
Optical thickness: 23.5 mm (1)
Optical thickness: 25 mm (3)
Optical thickness: 26 mm (1)
Optical thickness: 26.5 mm (1)
Optical thickness: 28 mm (2)
Optical thickness: 29 mm (2)
Optical thickness: 29 - 35.5 mm (2)
Optical thickness: 29 - 46 mm (1)
Optical thickness: 30 mm (8)
Optical thickness: 31 mm (2)
Optical thickness: 31.3 mm (1)
Optical thickness: 32 - 38 mm (1)
Optical thickness: 34.5 mm (1)
Optical thickness: 35 mm (5)
Optical thickness: 36.5 mm (1)
Optical thickness: 36.6 mm (1)
Optical thickness: 37 mm (5)
Optical thickness: 38.5 mm (3)
Optical thickness: 39.5 mm (2)
Optical thickness: 40 mm (4)
Optical thickness: 47 mm (4)
Optical thickness: 50 mm (3)
Optical thickness: 100 mm (1)
Optical thickness: 109 mm (1.25" barrel) (1)
Optical thickness: 112 mm (2)
Optical thickness: 121 mm (2" barrel) (1)
Optical thickness: 131 mm (1.25" barrel) (1)
Optical thickness: -65.5 mm (1)

Clear

Aperture

Clear

Optical design

Clear

Focal length

Clear

Focal ratio

Clear

Mount type

Alt-Azimuth (12)
Alt/Az (4)
Center-Balanced Equatorial Mount (1)
Computerized Altitude-Azimuth Dual Fork Arm (1)
Dobsonian (12)
Equatorial (33)
Equatorial / Alt-Azimuth (9)
Pantograph (1)

Clear

Payload capacity

Clear

Encoders

Encoders: Absolute on both axes (11)
Encoders: Incremental on RA axis (1)
Encoders: None (41)

Clear

Counterweight shaft

16 mm (4)
18 mm (9)
19 mm (4)
20 mm (13)
25 mm (12)
28 mm (7)
30 mm (6)
31.5 mm (6)
32 mm (8)
38.1 mm (2)
40 mm (4)
50 mm (3)
60 mm (3)

Clear

Bit depth

10-bit / 12-bit (1)
12-bit (36)
12-bit / 8-bit depending on model (28)
12-bit per ADC; 16-bit HDR (1)
14-bit (19)
16-bit (44)

Clear

Pixel size

1.45 µm (2)
2.0 µm (5)
2.4 µm (1)
2.9 µm (14)
3.45 µm (28)
3.75 µm (2)
3.76 µm (54)
4.0 µm (2)
4 µm (1)
4.5 µm (2)
4.63 µm (3)
5 µm (4)
5.86 µm (2)
5.94 µm (2)
9 µm (2)
3.76 μm (2)
2.3 / 4.63 µm (3)
5.86 µm × 5.86 µm (1)

Clear

Resolution

Clear

Quantum efficiency

75% (2)
77% (2)
79% (1)
80% (23)
81% (6)
82% (1)
83% (5)
84% (1)
87% (3)
89% (2)
90% (7)
91% (17)
92% (3)
>77% @ 1200 nm (2)
>80% @ 1200 nm (2)
~61% (14)
~64% (2)
~65% (5)
~66% (9)
~77% peak QE for Monochrome (QHY174M GPS) | ~62% peak QE for Colour (QHY174C GPS) (1)
~80% (11)
~91% (11)

Clear

Sensor diagonal

Clear

FPS

Clear

Filter size

1.25" (72)
2" (64)
31 mm (24)
36 mm (28)
46 mm (2)
47.4 mm (4)
50 mm x 50 mm square (21)
65 mm x 65 mm square (14)
50 mm round (22)
EOS C (4)
EOS Full Frame (3)
EOS R (1)
Nikon Full Frame (2)
Sony Full Frame (1)

Clear

Bandpass (FWHM)

0.2 - 0.8 Å depending on configuration (1)
2.5 nm (4)
3 nm (15)
3.5 nm (4)
4 nm (6)
4.5 nm (4)
5 nm (2)
5.5 nm (1)
6.5 nm (3)
7 nm (6)
7.5 nm (1)
9 nm (1)
11 nm (1)
20 nm (3)
25 nm (1)
60 nm (1)
3.5 - 4 nm / 6.5 nm (3)
~0.5Å (3)

Clear

Apparent FOV

40 - 60° (1)
44° (1)
48° (6)
48 - 68° (1)
50° (8)
52° (3)
56° (3)
58° (3)
60° (6)
65° (6)
66 - 67° (1)
68° (9)
70° (1)
72° (2)
75° (1)
76° (6)
80° (1)
82° (6)
84° (1)

Clear

Barrel size

1.25" (67)
2" (35)

Clear

Colour or Monochrome

Colour (59)
Monochrome (70)
QHY174M: Monochrome, QHY174C: Colour (1)

Clear

Cooled

Active cooling (36)
Cooled (49)
Fan-cooled (8)
No (8)
Non-cooled (28)
None (QHY174 GPS models are not cooled) (1)
TEC cooled (ΔT of 35°C) (1)

Clear

Compare

10 MICRON MAXI-DOVETAIL CLAMPING PLATE 4″ XL
Very low stock (1 unit)

Regular price $1,139^00AUD

Contact Us
Compare

10 MICRON MOBILE POWER SUPPLY 110-240V IN / 24V-5A OUT
In stock

Regular price $219^00AUD

Contact Us
Compare

10 MICRON MOBILE POWER SUPPLY 12V TO 24V
In stock

Regular price $219^00AUD

View details
Compare

10 MICRON MOBILE POWER SUPPLY SW 110-240V IN / 24V-6A OUT
In stock

Regular price $249^00AUD

Contact Us
Compare

10 MICRON MOUNT HEAD PROTECTIVE COVER FOR GM1000

Regular price $149^00AUD

Contact Us
Compare

10 MICRON MOUNT HEAD PROTECTIVE COVER FOR GM2000

Regular price $145^00AUD

Contact Us
Compare

10 MICRON PEGASUS TRIPOD FOR GM2000
In stock

Regular price $3,599^00AUD

Contact Us
Compare

10 MICRON PIER ADAPTER FLANGE FOR GM4000

Regular price $649^00AUD

Contact Us
Compare

10 MICRON SADDLE PLATE ADAPTER FOR LODUAL ON GM1000
In stock

Regular price $669^00AUD

Contact Us
Compare

10 MICRON TRIPOD EXTENSION FOR GM1000 HPS
Very low stock (1 unit)

Regular price $799^00AUD

Contact Us
Compare

10KG COUNTERWEIGHT FOR CEM120
In stock

Regular price $279^00AUD

View details
Compare

10KG COUNTERWEIGHT FOR GEOPTIK BAR
Very low stock (1 unit)

Regular price $249^00AUD

View details
Compare

10MICRON CENTAURUS II TRIPOD

Regular price $7,500^00AUD

Contact Us
Compare

10MICRON COUNTERWEIGHT 12 KG FOR GM2000
In stock

Regular price $459^00AUD

Contact Us
Compare

10MICRON GM2000 HPS II COMBI

(1)

In stock

Regular price $24,999^00AUD

Contact Us
Compare

10MICRON PROFESSIONAL PLB RESIN “FLIGHT-CASE” GM2000 ULTRAPORT HPS II
Very low stock (1 unit)

Regular price $2,699^00AUD

Contact Us
Compare

12V 5A CAMERA POWER SUPPLY 5.5-2.1

(1)

In stock

Regular price $59^00AUD

View details
Compare

12V 5A POWER SUPPLY FOR SKYWATCHER AZ-EQ6, EQ6-R, EQ8-R, CQ350

(8)

In stock

Regular price $89^00AUD

View details
Compare

12V 6.67A iOPTRON HUB POWER SUPPLY 5.5-2.5

Regular price $79^00AUD

View details
Compare

12V EAGLE POWER CABLE WITH ANDERSON CONNECTOR

Regular price $105^00AUD

View details
Compare

2" MALE PLASTIC DUST CAP
Very low stock (1 unit)

Regular price $2^00AUD

View details
Compare

2" PLASTIC EYEPIECE CASE
In stock

Regular price From $9^00AUD

View details
Compare

2" RACK & PINION FOCUSER FOR NEWTONIANS
In stock

Regular price $389^00AUD

View details
Compare

2" VISUAL BACK FOR ESATTO 2" & ARCO 2"

Regular price $149^00AUD

View details
Compare

2" VISUAL BACK FOR ESATTO 2" LP
Very low stock (1 unit)

Regular price $169^00AUD

View details
Compare

2" VISUAL BACK FOR ESATTO 3" & ARCO 3"

(1)

In stock

Regular price $149^00AUD

View details
Compare

2'' TUBE EXTENSION - 50mm

(1)

Very low stock (1 unit)

Regular price $59^00AUD

View details
Compare

2'' TUBE EXTENSION - 80mm
In stock

Regular price $59^00AUD

View details
Compare

2-WAY 2.1MM DC JACK SPLITTER CABLE

Regular price $19^00AUD

View details
Compare

2.5KG COUNTERWEIGHT FOR CEM40, CEM60, CEM70
In stock

Regular price $129^00AUD

View details
Compare

10% off

3" CAMERA ANGLE ROTATOR FOR M92 FOCUSER
In stock

Sale price $269^00AUD Regular price $299⁰⁰

View details
Compare

3" VISUAL BACK FOR ESATTO 3" & ARCO 3"
Very low stock (1 unit)

Regular price $149^00AUD

View details
Compare

3" VISUAL BACK FOR ESATTO 3.5" LP
Very low stock (1 unit)

Regular price $169^00AUD

View details
Compare

3.7KG GEOPTIK COUNTERWEIGHT FOR AM5

(1)

In stock

Regular price $189^00AUD

View details
Compare

3A EXTENSION CABLE FOR EAGLE

Regular price $79^00AUD

Contact Us
Compare

4.5KG COUNTERWEIGHT FOR CEM26, CEM40, GEM28

Regular price $139^00AUD

Contact Us
Compare

5KG COUNTERWEIGHT FOR GEOPTIK BAR

Regular price $199^00AUD

View details
Compare

5KG COUNTERWEIGHT FOR iOPTRON MOUNTS
In stock

Regular price $199^00AUD

View details
Compare

9.5KG COUNTERWEIGHT FOR CEM70, CEM60, iEQ45
In stock

Regular price $229^00AUD

View details
Compare

ACUTER ELITE PHOENIX 40 H-ALPHA SOLAR SCOPE
Very low stock (1 unit)

Regular price $1,999^00AUD

View details
Compare

ADAPTER 2" SC FEMALE - M48 MALE 8mm

(1)

In stock

Regular price $49^00AUD

View details
Compare

ADAPTER 2" SC TO M42 MALE 8mm
In stock

Regular price $49^00AUD

View details
Compare

ADAPTER BETWEEN ESATTO 2" & ARCO 2" AND CAMERA
In stock

Regular price From $169^00AUD

View details
Compare

ADAPTER BETWEEN ESATTO 3" & ARCO 3" AND CAMERA
In stock

Regular price From $189^00AUD

View details
Compare

ADAPTER M48 FEMALE TO M42 MALE 5-8mm
In stock

Regular price $29^00AUD

View details
Compare

ADAPTER M48 MALE - M42 MALE 2mm
In stock

Regular price $29^00AUD

View details
Compare

ADAPTER M48 MALE - M48 MALE 2mm

(1)

In stock

Regular price $39^00AUD

View details
Compare

ADAPTER M52 FEMALE - M48 MALE 6mm
In stock

Regular price $59^00AUD

View details
Compare

ADAPTER M52 MALE - M42 FEMALE 2mm
In stock

Regular price $59^00AUD

View details
Compare

ADAPTER M52 MALE - M48 FEMALE 2mm
In stock

Regular price $59^00AUD

View details

Showing 100 of 1852

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 $)

© 2025 Testar Australia.

Compare /15

Loading...

Loading...

Choose options

Item added to your cart.

View cart