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SVBONY Filter for Photography Broadband CLS Filter for Astronomical Observation Photography CCD Cameras and DSLR (1.25 inch)

Main Products

Item Description

Size:1.25 inch SVBONY city light suppression broadband filter is designed to
improve the visibility of various deep sky objects,By selectively reducing the
transmission of wavelengths of light pollutants;specifically those produced by
artificial lighting including mercury vapor lamps;both high and low pressure
sodium vapor lights and the unwanted natural light caused by neutral oxygen
emission in our atmosphere;such as sky glow Together with the highly
transparent in main nebula emission lines at OIII 496nm and 500nm;H-beta
486nm;NII 654nm and 658nm;H-alpha 656nm as well as SII 672nm;the filter is
suitable for enhancing the contrast and getting more details for both visual
and photographic purpose at sub-rural area Multi layers anti-reflection
coating.Non cementing optical substrate coatingUltra-thin filter cell minimize
vignetting by maximize possible Aerometal material precise CNC machining sand
blasting Process black anodized finish extinction treatment to prevent
reflection laser engraving no fading CLS with wider pass-band than UHC and
hence is more favored when observing under mild to moderate light pollution
Light pollution filter do not eliminate the effects of light pollution or
increase the object’s brightness;in many cases;they increase the contrast
between nebula and night sky;not brightening the nebula Warning: the filters
of SVBONY are not designed for sun observation;don not look directly into the
sun with SVBONY filter;otherwise it will burn the eyes Specifications: Type:
city light suppression filter (CLS Filter) Material: optical glass
lens;aluminum frame 4Shape: round Barrel diameter: 1.25'' Thread: Standard
M28.5x0.6mm Package includes: 1xSVBONY 1.25" CLS filter 1xsturdy plastic case

Main Features

  • Make sure this fits. by entering your model number.
  • Electron beam gun evaporation with Ion assisted deposition coating technology for durability and resistance to scratching;as well as stability on CWL (central wavelength) no deviation affected by temperature change
  • Planetary rotation system offers precision and homogeneity of coatings ensuring high value on transmission of pass-band and Optical density of off band
  • 90% transmission of main nebula emission lines;such as Ha 656nm;OIII 496nm;500nm;SII672nm and H-beta 486nm
  • 0.1% transmission of off-band;specifically the major emission lines of artificial light pollution;such as Na 589nm;Hg 435nm and 578nm
  • Suitable for color CCD cameras and unmodified DSLR Urban optical filter can effectively suppress urban harmful light and improve the contrast of shooting target

Specification

Size: 1.25 inch
Brand: SVBONY
MPN: 43237-2

Tips For Buyers

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Shipping Details

All of our item purchased will ship to each location based on shipping destination and weight. We strive to ship each item within a 24-hour time period once we have received and processed your payment. Every item will ship from a United States based location and the shipping method may vary, but is intended to be the best option for the item. All shipping costs are at no expense and covered by us. Our main goal is to get you your item as quickly as possible to ensure the highest level of satisfaction. As always, customer service is our pleasure.

About Us

We love taking care of our customer’s retail needs. For years, we ran local retail and grew into the Ebay business to reach our national market. It is our joy to run the best online store for our customers. As a business, we strive to make sure that we can get you your items as quickly as possible. Pricing is always set to be as low as possible so you can enjoy your purchase at the greatest discount. In any event, if you wish to communicate with us, we are here to take care of you and communicate back within a 24-hour time frame. If you are looking for something different or a variation of a product, send us a message and we can check on it for you.

30 DAYS RETURN & REFUND POLICY

We provide our customers with a 30 day exchange or return policy. If you would like a refund or an exchange, please contact us and we are happy to help you. The cost of the postage will be covered by the purchaser for a return of defective parts. If you are looking for a return of a defective item, we only allow for “factory defects” as the returned item reason. Please ensure that you return your item within the 30 day allowance from the date in which you purchased. When we get the item, we request that you provide 7 business days for the completion of return processing. Your return must have all parts and accessories included in your shipment and in the same condition it was received. As always, our mission is to take the best care of our customers, so please make sure if there is any problem to contact us for the quickest resolution possible that is equally fair.

OUR GUARANTEE

Our guarantee of item happiness is our biggest concern. We strive for 100% guarantee that you will be satisfied as our valued customer. If any issue arises that you need help on, we ask that you communicate by message or phone inside of 7 days of receiving your item so we can help to quickly resolve your issue. We have the utmost of gratitude to you, our precious customer, and will strive for the best business practices in every product purchase. It is very important to make sure our reputation as a seller remains intact, as you can see by our wonderful feedback from our customers. If you have any problems with your purchased item, please communicate with us before leaving any feedback that is negative. Once we receive your message, we will make sure to take care of you as timely as possible.

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