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BAADER METHANE FILTER 889nm 1.25" Astrograph 4 mm (with field flattener)

Name: BAADER METHANE FILTER 889nm 1.25" Astrograph 4 mm (with field flattener)
Brand: live-language.pl
SKU: 6028698156
Price: 209.50 USD
Availability: InStock
Rating: 4.8424000000000005 (21 reviews)

SKU: 6028698156

4.8

USD209.50 USD251.50

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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13

Live Spec

BAADER METHANE FILTER 889nm 1.25" Astrograph 4 mm (with field flattener)The Baader Methane filter is an 8nm narrowband photographic filter designed to isolate the CH4 band at 889nm. This is useful for capturing finer details and contrast on Jupiter and Saturn. As the human eye is not sensitive to light beyond 700nm, this is strictly a photographic filter and benefits from cameras with good NIR response such as the ZWO ASI662MC. The optical surface is fine optically polished so that there is no loss of sharpness at high

Store: live-language.pl · Domain: live-language.pl

Description

4 mm (with field flattener)

This reduces the f ratio of the CDK telescope 66%

It is a perfect match for the Geoptik Nadirus Dobsonians

x2 thumb screws for the connection of the accessory

Medium flat field SKU

Exchange/Return Notes