Shopping Questions
- Can I place my order by telephone, instead of on the website?
- What if my question is not answered in this FAQ?
- Do you ship to addresses outside the USA?
- What is the deadline for Express shipments?
- How long does it take?
- Do I have to pay sales tax?
Frequently Asked Questions
- Do you make laser or radiation Filters for microscopes?
- Do you have additional frames or goggles available?
- The filter I need is not listed on your website. Do you have more offerings?
- How do I know if my wavelength (λ) and optical density (OD) is correct?
- How do I know what filter to select?
- How do disinfect my laser or radiation safety glasses?