Designed For

  Cleaning All

  Optical Filters

The perfect accessory for cleaning your filter

  • New invisible carbon cleaning formula

with no objectionable dust

  • Safe

for all optical filters; coated, and multi-coated

  • No liquids

tissues or cloths; self-contained

  • Extra-long life

with up to 500+ cleanings

  • Environmentally-friendly

and non-toxic

  • Retractable

ultra-soft natural brush

  • Ergonomic shape

for comfort and ease of use

  • Nothing cleans

fingerprints or smudges faster, better or easier

Need to remove fingerprints, smudges, dust and dirt or just about anything from your filter?

The LensPen FilterKlear can exceed the challenge!
It's safe, fast and easy to use on any optical filters; multi-coated, mono-coated and non-coated. It uses a new invisible carbon formula with no liquids to spill out or dry up which makes it environmentally friendly and non-toxic too.  
What makes the LensPen FilterKlear so effective? Each LensPen cleaning tip is impregnated with a new invisible carbon formula that absorbs oily residues and contaminants; making it the most effective cleaning tool available.
When it comes to performance, the LensPen FilterKlear offers an extra-long life with up to 500+ cleanings. Its ultra compact design fits in your pocket, clips to your camera strap or in your bag without taking up valuable space. And at less than an ounce, it won't weigh you down no matter where your travels take you.
The bottom line is that the LensPen FilterKlear outperforms all other cleaning methods when it comes to removing fingerprints, smudges, dust and dirt. And it does it safer, faster and easier too!

Retractable Natural Brush

The retractable, ultra soft natural brush effectively and safely removes dust, dirt and grit prior to cleaning a filter surface with the LensPen FilterKlear cleaning tip. 

Cleaning Tip

This is the business end of the LensPen FilterKlear with a rubber based, ultra soft, flat chamois surface that is impregnated with LensPen’s proprietary carbon cleaning compound that absorbs grease, grime and finger prints for 500+ uses.



Unique: new invisible carbon cleaning compound

Safe: for all optical filters; multi-coated, mono-coated and non-coated

Dry: no liquids to spill, drip or dry out

Extra-long life: with up to 500+ cleanings

Non-toxic: environmentally friendly

Retractable: ultra soft natural brush

Static: reduces build-up

Easy: with brush and cleaning tip

Outperforms: all other cleaners

Compact: fits in pocket or bag or clip to camera strap


Proprietary: dry carbon

Coded: silver color bands for instant identification 

Compact: less than 4.5” long and under an ounce

Unique design: ergonomic shape for easier control and handling

Flexible: rubber tip flexes to follow the contour of any filter surface

Cap: screws on to keeps it secure from loss or damage

Automatic: replenishment of carbon compound with every use

Brush: retractable, push slide operation

Clip: large capacity opening for pocket or extra thick neck strap


Dimensions: 4.50”x0.66”x0.86”

Weight: 0.6 ounces

Tip size: 0.44”

Tip style: flat

Tip shape: round

Tip base: rubber

Tip surface: chamois

Uses: 500+

Cap type: screw on

Cap reservoir: built-in, self replenishing

Ring ID: silver

Body type: ergonomic

Brush: ultra soft natural

Brush operation: manual

Brush length: 0.75”

Clip: integrated pocket

Body material: polycarbonate 

Catalog number: NLFK-1C

UPC number: 0 90729 61179 3


1. Remove any particles on the filter surface with the Retractable Brush.

2. Twist off the Cap and wipe the filter surface with smooth circular motions of the Cleaning tip. If some smudges persist, breathe gently on the surface and repeat the process. Twist the Cap back on.



LenPen FilterKlear is designed specifically for cleaning dust and fingerprints on optical filters. Do not use on wet or plastic surfaces. Please carefully observe the instructions for use. Safety Data Sheets available upon request.