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Antlia
Antlia produces high-performance astronomy filters for astrophotography, including narrowband, LRGB, dual-band, and light-pollution filters designed for clean, high-contrast deep-sky imaging.
35 products
About Antlia ▾
Antlia produces high-performance astronomy filters for astrophotography, including narrowband, LRGB, dual-band, and light-pollution filters designed for clean, high-contrast deep-sky imaging.
Showing 35 products across 5 sections
2 products
Category
BroadbandFilters · Broadband
Quad Band Anti-Light Pollution Filter - 2'' Mounted
R 3 995.00
by
- Quad bandpass filter for deep sky imaging
- Blocks light pollution for improved contrast
- Supports fast optics up to f/2 focal ratio
Triband RGB Ultra Filter II - 2'' Mounted
R 3 450.00
by
- Includes H‑Beta (486.1 nm) band added to Triband RGB passbands
- Peak transmission >92% at primary emission lines
- Blocking ≥OD4 from 300–1050 nm
6 products
Category
Multi-bandFilters · Multi-band
ALP-T Dual Band 3nm Ha & OIII Filter - 2" Mounted
R 7 995.00
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- Dual narrowband passes: H‑alpha 656.3 nm and OIII 500.7 nm
- Ultra‑narrow 3 nm FWHM for improved nebula contrast
- High peak transmission with ≥OD4.5 out‑of‑band blocking
ALP-T Dual Band 3nm SII & OIII Filter - 2'' Mounted
R 7 995.00
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- Dual narrowband pass: SII 672.4 nm and OIII 500.7 nm
- Ultra-narrow 3 nm FWHM bandpass at each line
- High out-of-band blocking (≥OD4.5 reported)
ALP-T Dual Band 3.5nm SII & H-beta Filter - 2" Mounted
R 6 950.00
by
- Passes SII 672.4 nm and H‑beta 486.1 nm for OSC narrowband imaging
- Ultra‑narrow 3.5 nm FWHM to improve nebula contrast and SNR
- High out‑of‑band suppression (manufacturer lists OD ≈ 4.5)
ALP-T Dual Band 5nm Ha & OIII Filter - 2” Mounted
R 7 250.00
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- Dual 5nm passbands for Ha and OIII emission lines
- Designed for one-shot colour (OSC) DSLR and CMOS/CCD cameras
- Steep bandpass edges and flat-top transmission
ALP-T Dual Band 5nm Ha & OIII Highspeed Filter - 2'' Mounted
R 7 250.00
by
- Dual 5nm passbands for Hα and OIII to improve nebula contrast
- Optimised passband shift for fast optics (approx. f/2.2–f/3.6)
- High out‑of‑band suppression (manufacturer cites OD4.5)
ALP-T Dual Band 5nm SII & H-beta Filter - 2 " Mounted
R 6 650.00
by
- Dual narrow 5 nm FWHM bandpasses at SII (672.4 nm) and Hβ (486.1 nm)
- Designed for one-shot colour (OSC) DSLR/astronomy cameras
- Strong out-of-band blocking (manufacturer: ≥OD4.5)
18 products
Category
NarrowbandFilters · Narrowband
3nm Narrowband H-alpha (Ha) Pro Filter - 2'' Mounted
R 7 650.00
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3nm Narrowband Oxygen III (OIII) Pro Filter - 2'' Mounted
R 7 650.00
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3nm Narrowband Sulfur II (SII) Pro Filter - 2'' Mounted
R 7 650.00
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2.5nm H-a, SII and OIII Ultra Filters Set - 2'' Mounted
R 33 750.00
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2.5nm Ha Ultra Filters Set - 2'' Mounted
R 11 250.00
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2.5nm OIII Ultra Filters Set - 2'' Mounted
R 11 250.00
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2.5nm SII Ultra Filters Set - 2'' Mounted
R 11 250.00
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4.5nm Narrowband H-alpha (Ha) EDGE Filter - 1.25'' Mounted
R 3 550.00
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4.5nm Narrowband H-alpha (Ha) EDGE Filter - 2'' Mounted
R 5 550.00
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4.5nm Narrowband Oxygen III (OIII) EDGE Filter - 1.25'' Mounted
R 3 550.00
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4.5nm Narrowband Oxygen III (OIII) EDGE Filter - 2'' Mounted
R 5 550.00
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4.5nm Narrowband Sulfur II (SII) EDGE Filter - 1.25'' Mounted
R 3 550.00
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4.5nm Narrowband Sulfur II (SII) EDGE Filter - 2'' Mounted
R 5 550.00
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H-Beta 3nm Pro Narrowband Filter - 2'' Mounted
R 7 595.00
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NII 3nm Pro Narrowband Filter - 2'' Mounted
R 7 650.00
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3nm Narrowband H-alpha (Ha) Pro Filter - 1.25'' Mounted
R 4 895.00
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3nm Narrowband Oxygen III (OIII) Pro Filter - 1.25'' Mounted
R 4 895.00
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3nm Narrowband Sulfur II (SII) Pro Filter - 1.25'' Mounted
R 4 895.00
by
3 products
Category
LRGBFilters · LRGB
LRGB-V Pro series filters - 2'' Mounted
From R 2 350.00
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- Designed for monochrome CCD and CMOS cameras
- Balanced RGB exposures for simplified processing
- Minimizes light pollution impact with spectral gaps
LRGB-V Pro series filters - 1.25'' Mounted
From R 1 475.00
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- Designed for monochrome CCD and CMOS cameras
- Balanced RGB exposures for simplified processing
- High OIII transmission in blue and green filters
LRGBR+ Dark series filters - 2'' Mounted
From R 1 750.00
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- Covers full spectrum from 390nm to 1000nm, including UV and IR
- Quartz glass construction for durability and thermal stability
- High transmittance: B ≥95%, L/R/G ≥97%
6 products
Category
SpecialityFilters · Speciality
Methane (CH4) Filter - 1.25'' Mounted
R 3 295.00
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8-EL UHC Pro Visual Enhanced Filter - 2'' Mounted
R 2 395.00
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IR Pass 685nm planetary filter - 1.25'' Mounted
R 795.00
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IR Pass 850nm planetary filter - 1.25''Mounted
R 795.00
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U-Venus Filter - 1.25'' Mounted
R 3 995.00
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H-beta and OIII Filter for the visual and photography
From R 1 895.00
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