Table 3.

Between study comparisons of the effects of the spectral composition of ambient lighting on the phenomenon of lens compensation.

Reference	Species	Wavelength (nm)	Intensity Lux (human) (W/m2)@	Manipulation	Duration	Result
Schaeffel & Howland, 1991	Chicken	589	128 lux (0.25)	± 4 D lens	4 to 15 days	Axial compensation
Wildsoet et al., 1993	Chicken	550 or 589	33 lux (0.049) or 133 lux (0.26)	Recovery from FDM	14 to 42 days	Axial recovery
Rohrer et al., 1992	Chicken	383 ± 12	0.002 lux (0.066)	± 4 D lenses	4 to 17 days	no effect
	Chicken	LW pass (50% at 665 nm)	1.52 lux (0.048)	± 4 D lenses	4 to 17 days	Axial compensation
Rucker & Wallman, 2008	Chicken	460 ± 5	0.2 lux (0.0049)	+6 D or – 8 D lenses	3 days	Compensation due to AL
	Chicken	620 ± 5	0.47 lux (0.0018)	+6.0 D or – 8 D lenses	3 days	Compensation due to CT
Jiang et al., 2014	Guinea Pig	470 ± 5	50 lux	−4 D lenses	21 to 49 days	Axial Hyperopia; no lens effect
	Guinea Pig	600 ± 5	300 lux	+4 D lenses	21 to 49 days	Axial Myopia; no lens effect
Ward et al., 2017	Tree Shrew	628 ± 10	1000 lux	−5 D or FDM	11 to 13 or 23 days	Axial myopia in the treated eyes
Hung et al	Monkey	630 ± 10	274 lux	−3 D or FDM	24 to 151 days	No compensation; axial hyperopia
	Monkey	630 ± 10	274 lux	+3 D	24 to 151 days	Compensating axial hyperopia

^@Lux value calculated from the specified irradiance assuming all the power was at the peak wavelength

^#Days of visual experience