Televue Bandmate OIII Filter 2" HK$2,301.00 HK$1,980.00
The Televue Bandmate OIII filter passes light from doubly ionized oxygen atoms. As such, it is great for viewing planetary nebulae and supernovae remnants. The distinction you'll find with Bandmate filters is their...
Televue Bandmate Type 2 Nebustar Filter 2" HK$2,670.00 HK$2,390.00
The Nebustar filter is a unique narrowband design specifically for Tele Vue. Unlike other UHC designs, Nebustar blocks red wavelengths normally passed by typical UHC filters. The design eliminates star bloat to...
William Optics 1.25 inch DURA BRIGHT Dielectric Diagonal HK$880.00
William Optics 1.25" DURA BRIGHT Dielectric Diagonal Introducing New model William Optics Dura-Bright diagonal - a dramatic step forward in the evolution of mirror diagonals! This 90° 1.25"mirror-type star...
nPAE Theia 90 Collimating Star Diagonal & Filter Changer HK$2,000.00
Type a description for this product here...
WO 1.25" inch RedCat Erecting Prism Diagonal (for RedCat/SpaceCat 51 only) HK$1,050.00
1.25” RedCat erecting prism (For RedCat / SpaceCat 51 only) High quality erecting prism with silver anodized plate , the complete housing is made by 6061T Aluminium by CNC . This 1.25" 90 deg. erecting prism will...
Cyclops Optics Hyper-Bright 1.25" Diagonal HK$680.00
Tele Vue Eyeguard Extender HK$428.00
TeleVue Panoptic 35mm HK$4,337.00 HK$3,524.00
35-mm Model # EPO-35.0 Focal Length (mm) 35 Barrel Size (in.) 2" Apparent Field of View (deg.) 68 Eye Relief (mm) 24 Weight (lb / oz) 1.60 / 25.6 Field Stop (mm) 38...
TeleVue Panoptic 41mm HK$5,842.00 HK$4,608.00
41-mm Model # EPO-41.0 Focal Length (mm) 41 Barrel Size (in.) 2" Apparent Field of View (deg.) 68 Eye Relief (mm) 27 Weight (lb / oz) 2.10 / 33.6 Field Stop...
TeleVue Panoptic 27mm HK$3,853.00 HK$3,140.00
27-mm Model # EPO-27.0 Focal Length (mm) 27 Barrel Size (in.) 2" Apparent Field of View (deg.) 68 Eye Relief (mm) 19 Weight (lb / oz) 1.03 / 16.4 Field Stop (mm) 30...
TeleVue Panoptic 19mm HK$2,777.00 HK$2,292.00
19-mm Model # EPO-19.0 Focal Length (mm) 19 Barrel Size (in.) 1¼" Apparent Field of View (deg.) 68 Eye Relief (mm) 13 Weight (lb / oz) 0.41 / 6.6 Field Stop...
Televue Delos 17.3mm HK$3,924.00 HK$3,196.00
17.3-mm Model # EDL-17.3 Focal Length (mm) 17.3 Barrel Size (in.) 1¼" Apparent Field of View (deg.) 72 Eye Relief (mm) 20 Weight (lb / oz) 0.90 / 14...
William Optics XWA 110 degrees 3.5mm Eyepiece HK$1,680.00
William Optics XWA 110º 3.5mm
TeleVue Panoptic 24mm HK$3,572.00 HK$2,916.00
24-mm Model # EPO-24.0 Focal Length (mm) 24 Barrel Size (in.) 1¼" Apparent Field of View (deg.) 68 Eye Relief (mm) 15 Weight (lb / oz) 0.51 / 8.2 Field Stop...
WO Dura Bright 2" Dielectric Diagonal (1/12λ, 99 % reflectivity, FULL carbon fiber plates) HK$1,290.00
New (Dura Bright) Star Diagonal has been born! Introducing New model William Optics Dura-Bright diagonal - a dramatic step forward in the evolution of mirror diagonals! This 90° 2"mirror-type star diagonal has a...
William Optics 10mm Eyepiece for RedCat HK$780.00
Sold out and discontinued. Apparent field of view: 60 degrees Long eye relief 16mm Flat field design When used with RedCat 51, the magnification is 25x
WO 1.25" inch RedCat Erecting Prism Diagonal (for RedCat 51 only) HK$950.00
1.25” RedCat erecting prism (For RedCat 51 only) High quality erecting prism with Red anodized plate , the complete housing is made by 6061T Aluminium by CNC . This 1.25" 90 deg. erecting prism will very useful for...
William Optics Binoviewer Complete Package HK$2,380.00
Includes -1.25” Binoviewer with anti-marring compression rings -2x William Optics 20 mm WA 66 deg. eyepieces included (available optionally too) -Barlow nosepiece (1.6x) for easier focusing with most...
William Optics 2 inch M63 Rotolock (Blue) (Discontinued) HK$750.00
2" Rotolock for William Optics GT71 Also compatible with William Optics GT81, Z73, Z103 with M63 female thread on focuser's end.
TeleVue Plossl 40mm HK$1,576.00 HK$1,340.00
TeleVue 1.50 DIOPTRX Astig. Corrector HK$1,209.00 HK$1,052.00
William Optics 2 inch Rotolock M54 for Zenithstar 61 (Red) HK$690.00
2" Rotolock M54 for William Optics Zenithstar 61
William Optics 2" SCT Rotolock Eyepiece Adapter HK$890.00
William Optics 2" SCT RotoLock Adapter upgrades your SCT telescope with a quick and robust way of using 2" accessory. Just rotate the adapter ring clockwise to securely lock any inserted accessory, or rotate...
Televue 2x 2" PowerMate HK$3,480.00 HK$2,780.00
Al Nagler's 4-element concept, continues the tradition of full-field sharpness with optimum aberration control. Like long eye-relief? Retain the eye-relief of long focal length eyepieces, while at high power. Enjoy, for...