Sangat berguna bagi pengguna CCD camera untuk astronomy!
General
Freedom from ghost images (very low reflection multi-coating) enables pinpoint star images and fine planetary detail.
Ultra-Hard Ionbeam hardened coatings. This process results in a dense, sealed and highly scratch-resistant coating surface.
Threads onto most all 1 ¼” eyepieces and NexImage camera.
Description
The ultimate UV and Infrared blocker, featuring hard Ionbeam coatings, and fine optically polished glass! The ideal filter for NexImage and CCD imaging.
This filter has an extremely sharp cutoff at 690nm yet leaves all the visible red, including the important 656nm H-alpha emission line, preventing IR wavelengths from blurring fine detail in your digital images.
New Introducing the NEW William Optics exclusive 22X70 APO Astro-Binoculars for excellent color correction with 66 degree of wide field eyepiece and sliding dew shield.
New Introducing the NEW William Optics exclusive 22X70 APO Astro-Binoculars for excellent color correction with 66 degree of wide field eyepiece and sliding dew shield.
New The popular "little scope that could" is now even better. The wide-field refractor that novices appreciate for its ease of use and big-scope owners value as a take-anywhere second...
New The popular "little scope that could" is now even better. The wide-field refractor that novices appreciate for its ease of use and big-scope owners value as a take-anywhere second...
New * 42mm lens collects more than 100x the light your eye collects * Waterproof for views in virtually any weather * Quick set up; easy to use focus adjustment...
New * 42mm lens collects more than 100x the light your eye collects * Waterproof for views in virtually any weather * Quick set up; easy to use focus adjustment...
New Protecting Canon’s finest quality L-series lenses with a robust, water-proof housing, the 10x42L IS WP binoculars provide unrivalled clarity, and stabilized field scoping performance.
New Protecting Canon’s finest quality L-series lenses with a robust, water-proof housing, the 10x42L IS WP binoculars provide unrivalled clarity, and stabilized field scoping performance.
