Collection

Home / Collection
Optolong Optolong SHO-3nm Narrowband Filter Kit
Optolong SHO-3nm filter kit includes SII3nm, H-Alpha3nm, and OIII3nm narrow band filters
Add to cart
Optolong SHO-3nm Narrowband Filter Kit
$1,319.00
Optolong Optolong OIII 6.5nm Filter
Designed for Nebula Observation
Add to cart
Optolong OIII 6.5nm Filter
$249.00
Optolong Optolong L-eNhance Light Pollution Dual Band Pass Imaging Filter
Optolong L-eNhance is a dual-band pass filter which has been designed for DSLR (digital SLR), color CMOS and monochrome CCD cameras
Add to cart
Optolong L-eNhance Light Pollution Dual Band Pass Imaging Filter
$249.00
Optolong Optolong Variable Polarizing Filter
Adjust the brightness level of the Moon, Venus, and other bright objects with the Optolong Variable Polarizer.
Add to cart
Optolong Variable Polarizing Filter
$43.00
Optolong Optolong IR Pass 685nm Filter
Blocks wavelengths below 670nm to enhance contrast and surface detail and reduce the effects of seeing when used in IR-LRGB imaging of the moon and planets
Add to cart
Optolong IR Pass 685nm Filter
$129.00
Optolong Optolong 7 Filter Set LRGB, H-Alpha, SII, & OIII
Opotlong 7 Filter LRGB SHO Filter set
Add to cart
Optolong 7 Filter Set LRGB, H-Alpha, SII, & OIII
$732.00
Optolong Optolong 5 Filter Set LRGB & H-Alpha
This Optolong LRGB/H-Alpha filter set combines everything you need for stunning planetary and deep-sky observations.
Add to cart
Optolong 5 Filter Set LRGB & H-Alpha
$406.00
Optolong Optolong H-Beta Narrowband Filter
Designed for nebula observation allowing 12nm bandwidth of light centered on a wavelength of 486nm through
Add to cart
Optolong H-Beta Narrowband Filter
$90.00
Optolong Optolong Moon & Skyglow Filter
Darken the background sky by blocking light transmission from skyglow
Add to cart
Optolong Moon & Skyglow Filter
$35.00
Sigma Sigma 17-40mm F1.8 DC Art
Professional-grade optical performance for advanced photographers ready to step beyond kit and mid-tier zooms
Add to cart
Sigma 17-40mm F1.8 DC Art
$919.00
Front Polarscope Port Cover for Celestron CG4 Type Mount and similar (35mm Inner Diameter) (LIMITED QUANTITIES!)
Replacement front Port Cover for CG-4 Type Mounts and similar
Add to cart
Front Polarscope Port Cover for Celestron CG4 Type Mount and similar (35mm Inner Diameter) (LIMITED QUANTITIES!)
$14.99
iOptron iOptron HEM27 EQ Strain Wave Hybrid Mount with iPolar (OPEN BOX - FULL WARRANTY)
iOptron’s revolutionary hybrid strain wave drive mount
Add to cart
iOptron HEM27 EQ Strain Wave Hybrid Mount with iPolar (OPEN BOX - FULL WARRANTY)
$1,995.00
Sigma Sigma 35mm F1.4 DG II Art
Powerful, portable, and optically refined—the 35mm F1.4 DG II Art delivers professional-grade performance in a beautifully balanced everyday prime.
Add to cart
Sigma 35mm F1.4 DG II Art
$1,059.00
Arcturus Arcturus Telrad Dew Shield (LIMITED QUANTITIES)
Pre-owned Arcturus Telrad Dew Shield - Limited Quantities!
Add to cart
Arcturus Telrad Dew Shield (LIMITED QUANTITIES)
$20.00
Phototherm Sidekick Film Processor AF-SPL 4 Roll Spindle
Phototherm Sidekick Film Processor AF-SPL 4 Roll Spindle
Add to cart
Phototherm Sidekick Film Processor AF-SPL 4 Roll Spindle
$150.00
Spike-a Metal Bahtinov Mask for 8" SCT's (Pre-Owned)
Spike-a Metal Bahtinov Mask for 8" SCT's (Pre-Owned)
Add to cart
Spike-a Metal Bahtinov Mask for 8" SCT's (Pre-Owned)
$35.00
Unbranded H12mm 1.25 Eyepiece (Pre-owned)
Unbranded H12mm 1.25 Eyepiece (Pre-owned)
Add to cart
Unbranded H12mm 1.25 Eyepiece (Pre-owned)
$19.00
Stabilizer bar Assembly for most EQ2 Equatorial Mounts (Pre-owned)
Stabilizer bar Assembly for most EQ2 Equatorial Mounts (Pre-owned)
Add to cart
Stabilizer bar Assembly for most EQ2 Equatorial Mounts (Pre-owned)
$29.00
Universal Astronomics Replacement Handle Only for UA Mounts (Pre-owned)
Universal Astronomics Replacement Handle Only for UA Mounts (Pre-owned)
Add to cart
Universal Astronomics Replacement Handle Only for UA Mounts (Pre-owned)
$35.00
Celestron Celestron Vintage 2X Barlow 1.25" Fully Multi-Coated JAPAN #93510
Celestron Vintage 2X Barlow 1.25" Fully Multi-Coated JAPAN #93510
Add to cart
Celestron Vintage 2X Barlow 1.25" Fully Multi-Coated JAPAN #93510
$79.00
Meade Meade #918A Diagonal Prism 1.25" (Pre-owned)
Meade #918A Diagonal Prism 1.25" (Pre-owned)
Add to cart
Meade #918A Diagonal Prism 1.25" (Pre-owned)
$34.99
Meade Meade #895 Vibration Suspension Pads - LIKE NEW IN BOX!
Meade #895 Vibration Suspension Pads - LIKE NEW IN BOX!
Add to cart
Meade #895 Vibration Suspension Pads - LIKE NEW IN BOX!
$49.90
Nikon SP 35mm Rangefinder with Nikkor-S 50mm 1.4 (Pre-owned)
Nikon Nikon SP 35mm Rangefinder with Nikkor-S 50mm 1.4 (Pre-owned)
Add to cart
Nikon SP 35mm Rangefinder with Nikkor-S 50mm 1.4 (Pre-owned)
$995.00
Celestron AC Adapter for Tetraview Microcsope
Celestron Celestron AC Adapter for Tetraview Microcsope
Add to cart
Celestron AC Adapter for Tetraview Microcsope
$49.99