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Optec - #23A Light Red, mounted in 48mm threaded cell.

Model#: 17435

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Availability: In stock

$45.00

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Manufactured by: Optec

Optec - #23A Light Red, mounted in 48mm threaded cell.

Details

#23A Light Red - Blocks blue and green light completely. Passes light longer than 600nm. This filter will block the sodium lines from low pressure sodium lights and effectively darkens the night sky from a variety of light sources including the moon. The H-apha light nebulae is passed completely. A good filter to use when the moon is up.


 

Additional Information

Name Optec - #23A Light Red, mounted in 48mm threaded cell.
Manufacturer Optec
Model 17435