Skip to content

Astronomy Specialist

Country/Region

United States (USD $)

Search

Menu

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

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

ANTLIA 20

(42 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

Antlia (42)

Clear

Availability

In stock (23)
Out of stock (26)

Clear

Threads

M48 x 0.75 Female (2)
M48 x 0.75 Male (1)

Clear

Filter size

1.25" (11)
2" (7)
36 mm (5)

Clear

Bandpass (FWHM)

2.5 nm (3)
3 nm (3)
4.5 nm (3)
5 nm (3)
20 nm (2)
2.8 nm +0.5/-0.1 nm (3)

Clear

Compare

FREE SHIPPING

ANTLIA ALP-T Ha & OIII DUAL BAND FILTER

From $305.00 USD

(8)

In stock

View details
Compare

ANTLIA Ha 3nm PRO ULTRA NARROWBAND FILTER

From $262.00 USD

(2)

In stock

View details
Compare

ANTLIA SII 3nm PRO ULTRA NARROWBAND FILTER

From $262.00 USD

In stock

View details
Compare