|
|
Durable metal construction. Long working life.Built-in interference red-free filter. Improves contrast.All optical components made of coated optical glass. Precise image and high light intensity. Adjustable light beam. Useful for small pupils.Can be used with one hand. Easy to reach all the controls with the thumb.+3 D lens attachment. An aid to accomodation, magnifies the image. Add-on binocular attachment available. Instrument can be up-dated for binocular use.
|