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Lens Tube-Mounted Filters & Diffusers

Thorlabs offers several varieties of filters and diffusers mounted in SM1-threaded (1.035"-40) lens tubes.

Longpass Colored Glass Filters
Longpass Colored Glass Filters
Bandpass Colored Glass Filters
Bandpass Colored Glass Filters
Color-Balancing Filters
Color-Balancing Filters
Uncoated Absorptive ND Filters, Visible
Uncoated Absorptive ND Filters, Visible
Uncoated Absorptive ND Filters, NIR
Uncoated Absorptive ND Filters, NIR
Absorptive ND Filters, -A AR Coated
Absorptive ND Filters, -A AR Coated
Absorptive ND Filters, -B AR Coated
Absorptive ND Filters, -B AR Coated
Reflective ND Filters, N-BK7 Substrate
Reflective ND Filters, N-BK7 Substrate
Reflective ND Filters, UV Fused Silica Substrate
Reflective ND Filters, UV Fused Silica Substrate
ZnSe Reflective Neutral Density Filters
ZnSe Reflective Neutral Density Filters
Apodizing Reflective ND Filters
Apodizing Reflective ND Filters
ND Filter Wheel
ND Filter Wheel
Mounted, N-BK7, Ground Glass Diffusers
Mounted, N-BK7, Ground Glass Diffusers
Engineered Diffusers
Engineered Diffusers
Ground Glass Alignment Disks
Ground Glass Alignment Disks