Tag Archives: Filters
Zhumell 1.25 inch High Performance Urban Sky Filter
This filter increases the contrast of deep-sky objects like emission nebulae and darkens the background sky by blocking mercury vapor light transmissions and enhancing transmission in the hydrogen beta doubly ionized oxygen and hydrogen alpha regions of the spectrum. Item no. ZHUL064 – Zhumell – mpn no. 1.25-SGM List Price: $59.99Sale Price: $34.98
Zhumell Lunar and Planetary Color Telescope Filter Set
Enhance astronomical viewing with the Zhumell Lunar and Planetary color filter set!The Zhumell Lunar and Planetary color filter set includes #21 Orange #12 Yellow #80A Blue and ND96-0.6 filters. These filters can be used individually or together to bring out detail in the images you see through your telescope. Why should you use filters? Here … Continue reading
Zhumell 1.25 Inch High Performance O-lll Telescope Filter
This particular filter allows light transmission in the doubly ionized oxygen wavelengths. This is particularly good for viewing double star systems where a lot of emissions are in the doubly ionized oxygen range. Oxygen III (O-III) are great for viewing diffuse and planetary nebulae. The views of the Veil Ring Dumbbell Crescent and Orion nebulae … Continue reading
Zhumell 1.25 inch High Performance Ultra High Contrast UHC Telescope Filter
These narrowband filters are for viewing nebulae in the deep sky under a dark sky or a sky with some light pollution. They filter out specific wavelengths of light to create a high contrast to make nebulae clearer and more visible where normally we may not be able to see it with our eyes alone. … Continue reading
Zhumell 2 inch High Performance Urban Sky Filter
This filter increases the contrast of deep-sky objects like emission nebulae and darkens the background sky by blocking mercury vapor light transmissions and enhancing transmission in the hydrogen beta doubly ionized oxygen and hydrogen alpha regions of the spectrum. Item no. ZHUL065 – Zhumell – mpn no. 2-SGM List Price: $89.99Sale Price: $29.98
Zhumell 2 inch High Performance Ultra High Contrast UHC Filter
These narrowband filters are for viewing nebulae in the deep sky under a dark sky or a sky with some light pollution. They filter out specific wavelengths of light to create a high contrast to make nebulae clearer and more visible where normally we may not be able to see it with our eyes alone. … Continue reading
Zhumell 2 inch High Performance O-lll Telescope Filter
This particular filter allows light transmission in the doubly ionized oxygen wavelengths. This is particularly good for viewing double star systems where a lot of emissions are in the doubly ionized oxygen range. Oxygen III (O-III) are great for viewing diffuse and planetary nebulae. The views of the Veil Ring Dumbbell Crescent and Orion nebulae … Continue reading
Zhumell 1.25 inch Variable Polarizing Telescope Filter #3 35-40% Transmission
This filter is perfect for lunar viewing. Dial in just the right filtration for the perfect comfortable view. Like a dimmer switch for your eyepiece this filter makes viewing the bright moon much more comfortable and really brings out more detail and greatly improves contrast. This filter consists of two glass filters that rotate allowing … Continue reading
Zhumell 2 inch Variable Polarizing Telescope Filter #3 35-40% Transmission
Item no. ZHUL069 – Zhumell – mpn no. 2-VPF List Price: $64.99Sale Price: $29.98
Zhumell 1.25 Inch High Performance Filter
Item no. ZHUL078 – Zhumell – mpn no. 1.25-GM-2 List Price: $59.99Sale Price: $34.98