Skip to content

Astronomy Specialist

Search

Menu

BRANDS
TELESCOPES
- TELESCOPES
- ASTROGRAPHS
  
  CELESTRON
  
  PLANEWAVE
  
  SHARPSTAR
  
  SKY-WATCHER
  
  TAKAHASHI
- CASSEGRAIN
  
  BAADER
  
  CELESTRON
  
  SKY-WATCHER
- COMPUTERIZED
  
  CELESTRON
- DALL-KIRKHAM
  
  TAKAHASHI
  
  OFFICINA STELLARE
  
  PLANEWAVE CDK
  
  PLANEWAVE IRDK
- DOBSONIAN
  
  GEOPTIK
  
  SKY-WATCHER
  
  OPTIQUES FULLUM
- NEWTONIAN
  
  ARTESKY
  
  GSO
  
  SKY-WATCHER
- REFRACTORS
  
  ASKAR
  
  NAKOH
  
  TAKAHASHI
  
  SHARPSTAR
  
  SKY-WATCHER
  
  WILLIAM OPTICS
  
  ZWO
- RITCHEY-CHRETIEN
  
  GSO
  
  OFFICINA STELLARE
  
  PLANEWAVE
- SMART TELESCOPES
  
  DWARFLAB
  
  ZWO
- SOLAR
  
  BAADER
  
  DAYSTAR
  
  SKY-WATCHER
- SPOTTING SCOPES
  
  CELESTRON
BINOCULARS
- BINOCULARS
- BY SIZE
  
  UP TO 50MM
  
  70MM
  
  82MM
  
  100MM
  
  120MM
  
  150MM
- BY TYPE
  
  APO
  SEMI-APO
  
  ACHRO
- BY BRAND
  
  SKY ROVER
  
  WILLIAM OPTICS
MOUNTS
CAMERAS
ACCESSORIES
OBSERVATORIES
SPECIALS
TOOLS
ENGINEERING

Products

(1934 products)

Sort by

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

Availability

In stock (1146)
Out of stock (893)

Clear

Brand

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 (1)
15 mm (1)
20 mm (5)
30 mm (1)
32 mm (1)
Optical thickness 7.3 mm (1)
Optical thickness: 0 mm (19)
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 (4)
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 (15)
Optical thickness: 1.4 mm (1)
Optical thickness: 1.5 mm (4)
Optical thickness: 2 mm (20)
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 (11)
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 (1)
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 (4)
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 (4)
Optical thickness: 36.5 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 (2)
Optical thickness: 109 mm (1.25" barrel) (1)
Optical thickness: 112 mm (1)
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 (21)
Alt/Az (4)
Center-Balanced Equatorial Mount (1)
Computerized Altitude-Azimuth Dual Fork Arm (1)
Dobsonian (17)
Equatorial (29)
Equatorial / Alt-Az (1)
Equatorial / Alt-Azimuth (9)
Pantograph (1)

Clear

Payload capacity

Clear

Encoders

Encoders: Absolute on both axes (13)
Encoders: Incremental on RA axis (1)
Encoders: None (39)
High-resolution absolute encoders (10)

Clear

Counterweight shaft

16 mm (4)
18 mm (6)
19 mm (2)
20 mm (12)
25 mm (11)
28 mm (7)
30 mm (7)
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 (2)
12-bit (40)
12-bit / 16-bit (1)
12-bit / 8-bit depending on model (28)
12-bit per ADC; 16-bit HDR (1)
14-bit (19)
16-bit (50)
16-bit (12/16-bit ADC selectable) (1)
8, 10, 12, and 16 bits selectable (1)
8-bit / 12-bit switchable (1)

Clear

Pixel size

1.45 µm (2)
2.0 µm (6)
2.4 µm (1)
2.74 µm (1)
2.81 µm (1)
2.9 µm (13)
3.45 µm (31)
3.75 µm (2)
3.76 µm (57)
4.0 µm (2)
4 µm (1)
4.4 µm (1)
4.5 µm (2)
4.63 µm (3)
5 µm (4)
5.86 µm (2)
5.94 µm (1)
6.5 µm (1)
9 µm (2)
9.76 µm (1)
3.76 μm (2)
2.3 / 4.63 µm (3)
3.45 μm × 3.45 μm (1)
5.86 µm × 5.86 µm (2)
6.5 µm × 6.5 µm (1)
9 μm × 9 μm (1)
9µm × 9µm (1)

Clear

Resolution

Clear

Quantum efficiency

75% (2)
77% (2)
79% (1)
80% (23)
81% (6)
83% (6)
84% (1)
87% (1)
89% (1)
90% (6)
91% (18)
92% (3)
89% @ 610 nm (1)
>77% @ 1200 nm (3)
>80% @ 1200 nm (3)
FSI: ~62% / BSI: ~95% (1)
FSI: ~74% / BSI: ~95% (1)
MONO: >70% / UV: optimized for 200–400 nm / EUV: up to 170 nm (1)
~60% (1)
~61% (14)
~62% (1)
~64% (2)
~65% (5)
~66% (9)
~77% (1)
~80% (12)
~84% (1)
~90% (5)
~91% (12)
~95% (1)

Clear

Sensor diagonal

Clear

FPS

Clear

Filter size

1.25" (70)
2" (74)
31 mm (31)
36 mm (37)
46 mm (2)
47.4 mm (4)
50 mm x 50 mm square (25)
65 mm x 65 mm square (14)
50 mm round (33)
EOS C (3)
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° (7)
48 - 68° (1)
50° (8)
52° (3)
56° (3)
58° (3)
60° (10)
65° (3)
68° (9)
70° (2)
72° (2)
76° (6)
82° (11)
100° (2)
110° (4)

Clear

Barrel size

1.25" (79)
2" (47)

Clear

Colour or Monochrome

Colour (62)
Monochromatic (2)
Monochrome (80)
Monochrome (Polarized, 4-direction filter) (2)

Clear

Cooled

Active cooling (36)
Cooled (62)
Fan-cooled (8)
No (8)
Non-cooled (28)
None (QHY174 GPS models are not cooled) (2)
Passive cooling (aluminium housing, no TEC) (1)
TEC cooled (ΔT of 35°C) (1)

Clear

Compare

5% off

ASKAR SQA70 f/4.8 APO QUINTUPLET

(1)

In stock

Sale price $2,649.00AUD Regular price $2,799.00
Compare

6% off

ASKAR SQA85 f/4.8 APO QUINTUPLET
In stock

Sale price $3,949.00AUD Regular price $4,199.00
Compare

Up to 13% off

ASKAR VIXEN DOVETAIL BAR 150mm

(1)

Red Green
Very low stock (1 unit)

Sale price $69.00AUD Regular price $79.00
Compare

Up to 11% off

ASKAR VIXEN DOVETAIL BAR 200mm

(2)

Red Green
In stock

Sale price $79.00AUD Regular price $89.00
Compare

Sold out

Up to 17% off

ASKAR VIXEN DOVETAIL BAR 300mm
Red Green

Sale price $99.00AUD Regular price $119.00
Compare

AVALON COUNTERWEIGHT FOR LINEAR MOUNT
Backordered

Regular price From $199.00AUD
Compare

AVALON COUNTERWEIGHT FOR M-UNO & M-ZERO
Backordered

Regular price From $149.00AUD
Compare

AVALON DOVETAIL SADDLE FOR LOSMANDY BARS
Very low stock (1 unit)

Regular price $299.00AUD
Compare

AVALON EVO-ZERO MOUNT
Backordered

Regular price $7,999.00AUD
Compare

Sold out

AVALON EXTERNAL BRACKET FOR POLAR SCOPE

Regular price $399.00AUD
Compare

AVALON GUIDE SCOPE EXTENDER
Backordered

Regular price $549.00AUD
Compare

AVALON LINEAR MOUNT
Backordered

Regular price From $9,999.00AUD
Compare

AVALON M-UNO COUNTERWEIGHT SHAFT 145MM
Backordered

Regular price $49.00AUD
Compare

AVALON M-UNO COUNTERWEIGHT SHAFT 60MM
Backordered

Regular price $99.00AUD
Compare

AVALON M-UNO COUNTERWEIGHT SHAFT 85MM
Backordered

Regular price $99.00AUD
Compare

AVALON M-UNO DEC EXTENDER
In stock

Regular price From $249.00AUD
Compare

AVALON M-UNO DEC SPACER
Very low stock (1 unit)

Regular price From $149.00AUD
Compare

AVALON M-UNO MOUNT
Backordered

Regular price From $12,149.00AUD
Compare

AVALON M-UNO SADDLE KIT LOSMANDY STYLE
Very low stock (1 unit)

Regular price $449.00AUD
Compare

AVALON M-UNO SADDLE KIT VIXEN STYLE
Very low stock (1 unit)

Regular price $449.00AUD
Compare

AVALON M-ZERO DUAL DEC ADAPTER
Very low stock (1 unit)

Regular price $99.00AUD
Compare

AVALON M-ZERO HQ MOUNT

(1)

Backordered

Regular price From $8,749.00AUD
Compare

AVALON M-ZERO LHQ MOUNT - LOW LATITUDE
Backordered

Regular price From $8,949.00AUD
Compare

AVALON M-ZERO LOW LATITUDE ADAPTER
Backordered

Regular price $249.00AUD
Compare

AVALON POLEMASTER ADAPTER FOR M-UNO
Very low stock (1 unit)

Regular price $299.00AUD
Compare

AVALON POLEMASTER ADAPTER MOUNTING BRACKET FOR M-UNO
Very low stock (1 unit)

Regular price $49.00AUD
Compare

AVALON T-POD 110 TRIPOD
Red Black
In stock

Regular price $1,999.00AUD
Compare

AVALON T-POD 110/130 ADAPTER FOR CGEM MOUNT
Backordered

Regular price $49.00AUD
Compare

AVALON T-POD 110/130 ADAPTER FOR M-ZERO MOUNT
Backordered

Regular price $199.00AUD
Compare

AVALON T-POD 130 TRIPOD

(1)

Red Black
In stock

Regular price $2,049.00AUD
Compare

Sold out

AVALON T-POD 70 TRIPOD

Regular price $1,399.00AUD
Compare

Sold out

AVALON T-POD 90 TRIPOD
Red Black

Regular price From $1,149.00AUD
Compare

AVALON T-POD ADAPTER FOR CELESTRON AVX MOUNT
Backordered

Regular price $249.00AUD
Compare

AVALON T-POD ADAPTER FOR IOPTRON CEM60 & iEQ45 MOUNTS
Backordered

Regular price $199.00AUD
Compare

AVALON T-POD ADAPTER FOR LOSMANDY MOUNTS
Very low stock (1 unit)

Regular price $199.00AUD
Compare

AVALON T-POD ADAPTER FOR SKYWATCHER EQ6 MOUNT
Backordered

Regular price $49.00AUD
Compare

AVALON T-POD ADAPTER FOR TAKAHASHI EM200 MOUNT
Very low stock (1 unit)

Regular price $14.00AUD
Compare

AVALON T-POD ADAPTER KIT FOR DM6 MOUNT
Backordered

Regular price $149.00AUD
Compare

AVALON T-POD ADAPTER KIT FOR T-REX MOUNT
Backordered

Regular price $49.00AUD
Compare

AVALON T-POD ADAPTER KIT FOR VIXEN GP MOUNT
Backordered

Regular price $49.00AUD
Compare

AVALON T-POD MAX TRIPOD
Red Black
Backordered

Regular price $3,399.00AUD
Compare

AVALON T-POD STAINLESS STEEL TIP SET
Backordered

Regular price $49.00AUD
Compare

AVALON TRIPOD EXTENSION FOR LINEAR MOUNT
Red
Backordered

Regular price $499.00AUD
Compare

AVALON VIXEN CLAMP FOR DUAL DEC
Very low stock (1 unit)

Regular price $99.00AUD
Compare

AVALON VIXEN GP CLAMP
In stock

Regular price $299.00AUD
Compare

AVALON X-GUIDER

(2)

Backordered

Regular price $549.00AUD
Compare

BAADER 2" CLICKLOCK BBHS ASTRO-AMICI PRISM

(1)

Very low stock (1 unit)

Regular price $1,169.00AUD
Compare

BAADER M42 FEMALE TO M42 FEMALE CONVERSION RING
Very low stock (1 unit)

Regular price $49.00AUD
Compare

BAADER WIDE T-RING FOR FUJIFILM X
Very low stock (1 unit)

Regular price $55.00AUD
Compare

Sold out

BAADER 1.25" / T2 NOSEPIECE

Regular price $49.00AUD

Showing 300 of 1934

Your cart

Your cart is empty

Subtotal:$0.00AUD

Loading...

EXPLORE

About Us
Blog
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

© 2026 Testar Australia.

Compare /15

Loading...

Loading...