|For Sale |
|Status: Sold Ad Category: Eyepiece-Barlow-Diagonal-Reducer Ad # 42070|
|High-power eyepiece and glass colour filters for planetary observations|
High-power eyepiece and glass colour filters for planetary observations. $54 for all above (paid $316)
• Televue 7.4mm Plössl 1.25 inch eyepiece $30 (paid $149)
• Meade set of 3 glass filters for viewing planets and moons. Red, Yellow-Green and Blue for 1.25 inch eyepiece $10 (paid $49)
Meade set of 3 glass filters for viewing planets and moons are considered by many to be an essential "must have" for observing and imaging the Moon and planets.
#25A Red (14% Transmission) - this filter blocks blue and blue-green for sharp contrast in Jupiter's cloud belts, helps define polar caps and maria on Mars.
#11 Yellow-Green (78% Transmission) - this filter contrasts with red and blue features on Jupiter, and Saturn, darkens the maria on Mars, and clarifies the Cassini division in Saturn's rings.
#80A Blue (30% transmission): A popular filter for the study of Jupiter and Saturn. Enhances contrast of rills and festoons in Jupiter's cloud belts, as well as details of the Red Spot. Brings out detail in Saturn's belts and polar phenomena. Very useful as a contrast-enhancing lunar filter.
• Sky Instruments Brightness/Contrast glass filter for 1.25 inch eyepiece $4 (paid $19)
The Sky Instruments Brightness/Contrast glass filter enhances contrast when observing brighter objects including the moon and planets. It also will suppress sky glow from artificial lighting and background glow reflected when the Moon is up.
• Sky Instruments Light Pollution Blocking LPB 28mm glass filter for 1.25 inch eyepiece $20 (paid $99)
Posted on: 2017-10-07 01:01:15
Last Updated on: 2017-10-10 21:16:45
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