Surgical Telescope User's Guide

Personal User Preferences

In addition to basic product quality concerns, there are a multitude of individual preferences which will affect your decision regarding the type(s) and brand(s) of surgical telescopes to use in practice. The following list of features can guide your decision-making process.

Rate your preference for each feature or category according to the following scale:

  • 0=Not at all important to me
    		•
  • 1=Of some importance
  • 2=Quite important
  • 3=Extremely important to me

    • Category                                                        Specific Features                                                            Product

                                            Comparisons

    General Issues:

      Type of Frame (e.g., metal vs. plastic)
      Availability with designer Frames?
      "Flip-up" capability

      Physical comfort (size, weight, stability)
      Weight of telescopes ...............................................
      Stability on operator's head

      Availability of integrated (fiber-optic) light source
      Ease of repair (fast, convenient)
      Cost



    Optical Properties:

    		 Type of magnification optics (e.g., Galilean vs. Keplerian)
    Specific Declination Angle (or range of angles)
    Wide Range of Declination Angles

    Great Depth of Field
    Specific Working Distance
    Maximum Field Height and Width (--- shape and dimensions)

    Minimum Scotoma (between-field blind-zone)
    Interpupillary width adjustability
    Horizontal angulation (of eyepieces) adjustability
    Lack of Chromatic Aberration
    Clarity of Image

    Flatness of field
    Suitability for my special visual prescription
    Allowance for easy change with changes in my visual prescription


    Contamination /

    Cross-Contamination

    Issues:

    		 High degree of adjustability

    No adjustments required (i.e., with a fully customized, fixed lens system)

    Availability of protective side-guards
    Availability of sterilizable lift-tabs (for flip-up models)


    Other Issues:

    (Please specify)






    You can print out this form for your own evaluation by going to the text-only version of this page and using the PRINT command on your browser.





    lrucker@interchange.ubc.ca