Duo-Narrowband Clip Series

STC Astro Duo-Narrowband Clip Filter (Pentax APS-C) + FREE Shipping + FREE LensPen HK$2,250.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...

STC Astro Duo-Narrowband Clip Filter (Panasonic M43) + FREE Shipping + FREE LensPen HK$1,990.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...

STC Astro Duo-Narrowband Clip Filter (Olympus M43) + FREE Shipping + FREE LensPen HK$1,990.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...

STC Astro Duo-Narrowband Clip Filter (Canon EOS R/Rp/Ra) + FREE Shipping + FREE LensPen HK$2,480.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...

STC Astro Duo-Narrowband Clip Filter (Sony APS-C) + FREE Shipping + FREE LensPen HK$2,950.00 HK$2,250.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...

STC Astro Duo-Narrowband Clip Filter (Fujifilm X Series) + FREE Shipping + FREE LensPen HK$2,950.00 HK$2,250.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...

STC Astro Duo-Narrowband Clip Filter (Nikon APS-C) + FREE Shipping + FREE LensPen HK$2,950.00 HK$2,250.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...

STC Astro Duo-Narrowband Clip Filter (Sony Alpha FF) + FREE Shipping + FREE LensPen HK$2,950.00 HK$2,250.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...

STC Astro Duo-Narrowband Clip Filter (Nikon FF) + FREE Shipping + FREE LensPen HK$2,950.00 HK$2,250.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...

STC Astro Duo-Narrowband Clip Filter (Canon FF) + FREE Shipping + FREE LensPen HK$2,950.00 HK$2,250.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...

STC Astro Duo-Narrowband Clip Filter (Canon APS-C) + FREE Shipping + FREE LensPen HK$2,950.00 HK$2,250.00

Exclusive offer from Cyclops Optics: Besides the usual FREE Shipping Offer for most countries worldwide, now we further offer a FREE LensPen (original value US$11), allowing you to clean the surface of your...