This auction is for a ThorLabs FL635-10 1” Mounted Laser Line Filter, CWL = 635nm +/-  2nm FWHM= 10nm

These are used but in excellent condition.  They were removed from optical systems mounted inside 1" diameter lens tubes.

4 Available.

Lens tubes are also available, as well as achromatic lenses.

Please ask if you have any questions.

Buyer to pay shipping.

Thanks for looking!