2" Filters
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Baader - 2" Polarization Filter - Single
$83.00SKU: FPOL-2Ships in 3-5 Days
The Baader 2" Polarizer can attacha a T2-15 adapter, enabling the use of 1.25" eyepiece without removing the filter while keeping the eyepiece and filter position close.
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Baader - UHC-S / L-Booster-Filter 2"
$147.00SKU: FUHC-2In Stock
The Baader Planetarium UHC-S Nebula filter excels at delivering a high-contrast and natural view of emission nebula - without excessive dimming and loss of background star fields.
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Baader - U-Filter (Venus and Ultraviolet) - 2"
$387.00SKU: FUV-2Ships in 3-5 Days
Another unique and pioneering filter from Baader Planetarium. For the first time, amateurs can now record cloud structures on Venus. The Baader Venus Filter enables amateurs to successfully image in the deep UV, a spectral region normally inaccessible
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Baader - Contrast Booster 2" Filter
$123.00SKU: FCB-2In Stock
Much more than a simple minus-violet filter. Based on the popular Baader Moon&Skyglow filter, the Baader Contrast-Booster takes contrast enhancement and skyglow reduction to the maximum level possible from a filter
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Celestron - Oxygen III (OIII) Narrowband Filter - 2"
$109.95SKU: CEL-93624In stock
Each filter has an ultra hard, vacuum-deposited coating carefully designed to block all of the visual spectrum ranging from 400 to 700 nm This eliminates the un-natural colored halos surrounding bright stars common with O III filters of less sophisticated coating technology.
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Celestron - UHC/LPR Filter - 2"
$99.95SKU: CEL-94124In stock
The new ultra high contrast (UHC) LPR filter has improved contrast over the typical broadband filters. Sky background is darker, and contrast of emission nebulae are noticeably improved.
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Lumicon - Night Sky H-Alpha Filter - 2"
$75.95SKU: LMC-LF3090In stock
Lumicon's Night Sky Hydrogen-Alpha Filters are long-pass filters with a 50% transition from blocking to passing at about 640nm. At wavelengths longer than 650nm, transmittance is 90% or above
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Lumicon - Minus Violet Filter - 2"
$79.95SKU: LMC-LF3125Ships in 3-5 Days
Lumicon Minus Violet and Infrared Blocking Filters are used primarily to "bracket" the color-corrected band of refracting telescopes
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Lumicon - Infrared Filter - 2"
$254.95SKU: LMC-LF3145Ships in 3-5 Days
Lumicon Minus Violet and Infrared Blocking Filters are used primarily to "bracket" the color-corrected band of refracting telescopes.
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Lumicon - 2" Lunar & Planetary Filter Set
$186.95SKU: LMC-LF5050Ships in 3-5 Days
The Lumicon 2" Lunar & Planetary Filter Set, LF5050, is an excellent, general-purpose set of four (4) of Lumicon's most popular 2" lunar and planetary filters
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Lumicon - Oxygen III Filter - 2"
$199.95SKU: LMC-LF3045Ships in 3-5 Days
The legendary Lumicon 2" OIII narrow band-pass filter isolates just the two doubly ionized oxygen lines
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Lumicon - H-Beta Filter - 2"
$199.95SKU: LMC-LF3060Ships in 3-5 Days
Also known as the Horsehead Nebula filter, the Lumicon 2" Hydrogen-Beta Filter isolates only the hydrogen-beta line of the spectrum (486nm) in a narrow pass-band just 9 nm wide, providing maximum contrast.
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Lumicon - Comet Filter - 2"
$199.95SKU: LMC-LF3075Ships in 3-5 Days
The Lumicon 2" Comet Filter, a narrow band-pass filter (25nm), isolates the 501nm OIII line and both C2 lines at 511nm and 514nm.
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Lumicon - Filter # 12 Yellow 2"
$62.50SKU: LMC-LF2020Ships in 3-5 Days
Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides
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Lumicon - Filter # 15 Dark Yellow 2"
$60.95SKU: LMC-LF2025Ships in 3-5 Days
Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.
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Lumicon - Filter # 21 Orange 2"
$60.95SKU: LMC-LF2030Ships in 3-5 Days
Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.
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Lumicon - Filter # 23A Light Red 2"
$60.95SKU: LMC-LF2035Ships in 3-5 Days
Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail. Double stacking filters may also improve lunar imaging
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Lumicon - Filter # 25 Red 2"
$60.95SKU: LMC-LF2040Ships in 3-5 Days
Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.
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Lumicon - Filter # 29 Dark Red 2"
$60.95SKU: LMC-LF2045In stock
Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.
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Lumicon - Filter # 38A Dark Blue 2"
$48.95SKU: LMC-LF2050Ships in 3-5 Days
Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.
