VES-Sport
VES-Mini
VES-II
VES-K
VES-AutoFocus
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Bioptic Low Vision Aids for the Visually Impaired
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VES-AutoFocus
VES-K
VES-Sport
VES-II
VES-Mini
Powers and fields of view
4x 12.5deg
3x 12.5 deg
4x 12.5 deg
6x 9.6 deg
4x 12.5 deg
6x 9.6 deg
3x 12.5deg
4x 12.5deg
6x 9.6deg
3x 15 deg
Optical Design
Keplerian
Keplerian
Keplerian
Keplerian
Keplerian
Eyepiece configuration
round
round
round
truncated
round
Focusing method
autofocusing
manual
manual
manual
manual
Refractive error corrections
focusing eyepiece
internal
internal
internal
internal
Nearest focus
(emmetropic eye)
12 inches
3x 7 inches
4x 9 inches
6x 12 inches
4x 9 inches
6x 12 inches
3x 7 inches
4x 9 inches
6x 12 inches
7 inches
Eyepiece corrections
yes
yes
yes
yes
yes
Reading cap options
no
yes
yes
yes
yes
Filter cap options
internal
yes
yes
yes
yes
Weight (telescope alone)
2.5 oz
0.9 oz
0.9 oz
0.9 oz
0.6 oz
Eyeglass frame options
Ocutech only
Ocutech only
Ocutech only
Ocutech only
Ocutech or provided
Mounting Method
Bridge mounted
Bridge Mounted
Bridge Mounted
Bracket Mounting
Drilled through lens
Eyepiece adjustment after assembly
yes
yes
yes
yes
no
Interchangeable for right or left eye
no
yes
yes
yes
yes
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